221397120

素因数分解:

$2^7\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1$

素因数の和:85

約数の個数: 576

約数和(自身を含む): 976996800

約数和(自身を除く): 755599680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 19, 20, 21, 24, 28, 30, 32, 34, 35, 36, 38, 40, 42, 45, 48, 51, 56, 57, 60, 63, 64, 68, 70, 72, 76, 80, 84, 85, 90, 95, 96, 102, 105, 112, 114, 119, 120, 126, 128, 133, 136, 140, 144, 152, 153, 160, 168, 170, 171, 180, 190, 192, 204, 210, 224, 228, 238, 240, 252, 255, 266, 272, 280, 285, 288, 289, 304, 306, 315, 320, 323, 336, 340, 342, 357, 360, 380, 384, 399, 408, 420, 448, 456, 476, 480, 504, 510, 532, 544, 560, 570, 576, 578, 595, 608, 612, 630, 640, 646, 665, 672, 680, 684, 714, 720, 760, 765, 798, 816, 840, 855, 867, 896, 912, 952, 960, 969, 1008, 1020, 1064, 1071, 1088, 1120, 1140, 1152, 1156, 1190, 1197, 1216, 1224, 1260, 1292, 1330, 1344, 1360, 1368, 1428, 1440, 1445, 1520, 1530, 1596, 1615, 1632, 1680, 1710, 1734, 1785, 1824, 1904, 1920, 1938, 1995, 2016, 2023, 2040, 2128, 2142, 2176, 2240, 2261, 2280, 2312, 2380, 2394, 2432, 2448, 2520, 2584, 2601, 2660, 2688, 2720, 2736, 2856, 2880, 2890, 2907, 3040, 3060, 3192, 3230, 3264, 3360, 3420, 3468, 3570, 3648, 3808, 3876, 3990, 4032, 4046, 4080, 4256, 4284, 4335, 4480, 4522, 4560, 4624, 4760, 4788, 4845, 4896, 5040, 5168, 5202, 5320, 5355, 5440, 5472, 5491, 5712, 5760, 5780, 5814, 5985, 6069, 6080, 6120, 6384, 6460, 6528, 6720, 6783, 6840, 6936, 7140, 7296, 7616, 7752, 7980, 8064, 8092, 8160, 8512, 8568, 8670, 9044, 9120, 9248, 9520, 9576, 9690, 9792, 10080, 10115, 10336, 10404, 10640, 10710, 10880, 10944, 10982, 11305, 11424, 11560, 11628, 11970, 12138, 12160, 12240, 12768, 12920, 13005, 13440, 13566, 13680, 13872, 14280, 14535, 15232, 15504, 15960, 16184, 16320, 16473, 17024, 17136, 17340, 18088, 18207, 18240, 18496, 19040, 19152, 19380, 19584, 20160, 20230, 20349, 20672, 20808, 21280, 21420, 21888, 21964, 22610, 22848, 23120, 23256, 23940, 24276, 24480, 25536, 25840, 26010, 27132, 27360, 27455, 27744, 28560, 29070, 30345, 31008, 31920, 32368, 32640, 32946, 33915, 34272, 34680, 36176, 36414, 36480, 36992, 38080, 38304, 38437, 38760, 40320, 40460, 40698, 41344, 41616, 42560, 42840, 43928, 45220, 45696, 46240, 46512, 47880, 48552, 48960, 49419, 51072, 51680, 52020, 54264, 54720, 54910, 55488, 57120, 58140, 60690, 62016, 63840, 64736, 65892, 67830, 68544, 69360, 72352, 72828, 76160, 76608, 76874, 77520, 80920, 81396, 82365, 83232, 85120, 85680, 87856, 90440, 91035, 92480, 93024, 95760, 97104, 97920, 98838, 101745, 103360, 104040, 108528, 109440, 109820, 110976, 114240, 115311, 116280, 121380, 124032, 127680, 129472, 131784, 135660, 137088, 138720, 144704, 145656, 153216, 153748, 155040, 161840, 162792, 164730, 166464, 171360, 175712, 180880, 182070, 184960, 186048, 191520, 192185, 194208, 197676, 203490, 206720, 208080, 217056, 219640, 228480, 230622, 232560, 242760, 247095, 255360, 258944, 263568, 271320, 277440, 289408, 291312, 307496, 310080, 323680, 325584, 329460, 332928, 342720, 345933, 351424, 361760, 364140, 372096, 383040, 384370, 388416, 395352, 406980, 416160, 434112, 439280, 461244, 465120, 485520, 494190, 527136, 542640, 554880, 576555, 582624, 614992, 620160, 647360, 651168, 658920, 685440, 691866, 702848, 723520, 728280, 766080, 768740, 776832, 790704, 813960, 832320, 868224, 878560, 922488, 930240, 971040, 988380, 1054272, 1085280, 1153110, 1165248, 1229984, 1294720, 1302336, 1317840, 1383732, 1447040, 1456560, 1537480, 1581408, 1627920, 1664640, 1729665, 1757120, 1844976, 1860480, 1942080, 1976760, 2108544, 2170560, 2306220, 2330496, 2459968, 2604672, 2635680, 2767464, 2913120, 3074960, 3162816, 3255840, 3459330, 3514240, 3689952, 3884160, 3953520, 4341120, 4612440, 4919936, 5271360, 5534928, 5826240, 6149920, 6325632, 6511680, 6918660, 7379904, 7907040, 9224880, 10542720, 11069856, 11652480, 12299840, 13023360, 13837320, 14759808, 15814080, 18449760, 22139712, 24599680, 27674640, 31628160, 36899520, 44279424, 55349280, 73799040, 110698560, 221397120]

約数ペア:

[(1, 221397120), (2, 110698560), (3, 73799040), (4, 55349280), (5, 44279424), (6, 36899520), (7, 31628160), (8, 27674640), (9, 24599680), (10, 22139712), (12, 18449760), (14, 15814080), (15, 14759808), (16, 13837320), (17, 13023360), (18, 12299840), (19, 11652480), (20, 11069856), (21, 10542720), (24, 9224880), (28, 7907040), (30, 7379904), (32, 6918660), (34, 6511680), (35, 6325632), (36, 6149920), (38, 5826240), (40, 5534928), (42, 5271360), (45, 4919936), (48, 4612440), (51, 4341120), (56, 3953520), (57, 3884160), (60, 3689952), (63, 3514240), (64, 3459330), (68, 3255840), (70, 3162816), (72, 3074960), (76, 2913120), (80, 2767464), (84, 2635680), (85, 2604672), (90, 2459968), (95, 2330496), (96, 2306220), (102, 2170560), (105, 2108544), (112, 1976760), (114, 1942080), (119, 1860480), (120, 1844976), (126, 1757120), (128, 1729665), (133, 1664640), (136, 1627920), (140, 1581408), (144, 1537480), (152, 1456560), (153, 1447040), (160, 1383732), (168, 1317840), (170, 1302336), (171, 1294720), (180, 1229984), (190, 1165248), (192, 1153110), (204, 1085280), (210, 1054272), (224, 988380), (228, 971040), (238, 930240), (240, 922488), (252, 878560), (255, 868224), (266, 832320), (272, 813960), (280, 790704), (285, 776832), (288, 768740), (289, 766080), (304, 728280), (306, 723520), (315, 702848), (320, 691866), (323, 685440), (336, 658920), (340, 651168), (342, 647360), (357, 620160), (360, 614992), (380, 582624), (384, 576555), (399, 554880), (408, 542640), (420, 527136), (448, 494190), (456, 485520), (476, 465120), (480, 461244), (504, 439280), (510, 434112), (532, 416160), (544, 406980), (560, 395352), (570, 388416), (576, 384370), (578, 383040), (595, 372096), (608, 364140), (612, 361760), (630, 351424), (640, 345933), (646, 342720), (665, 332928), (672, 329460), (680, 325584), (684, 323680), (714, 310080), (720, 307496), (760, 291312), (765, 289408), (798, 277440), (816, 271320), (840, 263568), (855, 258944), (867, 255360), (896, 247095), (912, 242760), (952, 232560), (960, 230622), (969, 228480), (1008, 219640), (1020, 217056), (1064, 208080), (1071, 206720), (1088, 203490), (1120, 197676), (1140, 194208), (1152, 192185), (1156, 191520), (1190, 186048), (1197, 184960), (1216, 182070), (1224, 180880), (1260, 175712), (1292, 171360), (1330, 166464), (1344, 164730), (1360, 162792), (1368, 161840), (1428, 155040), (1440, 153748), (1445, 153216), (1520, 145656), (1530, 144704), (1596, 138720), (1615, 137088), (1632, 135660), (1680, 131784), (1710, 129472), (1734, 127680), (1785, 124032), (1824, 121380), (1904, 116280), (1920, 115311), (1938, 114240), (1995, 110976), (2016, 109820), (2023, 109440), (2040, 108528), (2128, 104040), (2142, 103360), (2176, 101745), (2240, 98838), (2261, 97920), (2280, 97104), (2312, 95760), (2380, 93024), (2394, 92480), (2432, 91035), (2448, 90440), (2520, 87856), (2584, 85680), (2601, 85120), (2660, 83232), (2688, 82365), (2720, 81396), (2736, 80920), (2856, 77520), (2880, 76874), (2890, 76608), (2907, 76160), (3040, 72828), (3060, 72352), (3192, 69360), (3230, 68544), (3264, 67830), (3360, 65892), (3420, 64736), (3468, 63840), (3570, 62016), (3648, 60690), (3808, 58140), (3876, 57120), (3990, 55488), (4032, 54910), (4046, 54720), (4080, 54264), (4256, 52020), (4284, 51680), (4335, 51072), (4480, 49419), (4522, 48960), (4560, 48552), (4624, 47880), (4760, 46512), (4788, 46240), (4845, 45696), (4896, 45220), (5040, 43928), (5168, 42840), (5202, 42560), (5320, 41616), (5355, 41344), (5440, 40698), (5472, 40460), (5491, 40320), (5712, 38760), (5760, 38437), (5780, 38304), (5814, 38080), (5985, 36992), (6069, 36480), (6080, 36414), (6120, 36176), (6384, 34680), (6460, 34272), (6528, 33915), (6720, 32946), (6783, 32640), (6840, 32368), (6936, 31920), (7140, 31008), (7296, 30345), (7616, 29070), (7752, 28560), (7980, 27744), (8064, 27455), (8092, 27360), (8160, 27132), (8512, 26010), (8568, 25840), (8670, 25536), (9044, 24480), (9120, 24276), (9248, 23940), (9520, 23256), (9576, 23120), (9690, 22848), (9792, 22610), (10080, 21964), (10115, 21888), (10336, 21420), (10404, 21280), (10640, 20808), (10710, 20672), (10880, 20349), (10944, 20230), (10982, 20160), (11305, 19584), (11424, 19380), (11560, 19152), (11628, 19040), (11970, 18496), (12138, 18240), (12160, 18207), (12240, 18088), (12768, 17340), (12920, 17136), (13005, 17024), (13440, 16473), (13566, 16320), (13680, 16184), (13872, 15960), (14280, 15504), (14535, 15232)]