81567360

素因数分解:

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

素因数の和:73

約数の個数: 432

約数和(自身を含む): 348055110

約数和(自身を除く): 266487750

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 21, 24, 28, 30, 32, 34, 35, 36, 40, 42, 45, 48, 49, 51, 56, 60, 63, 64, 68, 70, 72, 80, 84, 85, 90, 96, 98, 102, 105, 112, 119, 120, 126, 128, 136, 140, 144, 147, 153, 160, 168, 170, 180, 192, 196, 204, 210, 224, 238, 240, 245, 252, 255, 272, 280, 288, 289, 294, 306, 315, 320, 336, 340, 357, 360, 384, 392, 408, 420, 441, 448, 476, 480, 490, 504, 510, 544, 560, 576, 578, 588, 595, 612, 630, 640, 672, 680, 714, 720, 735, 765, 784, 816, 833, 840, 867, 882, 896, 952, 960, 980, 1008, 1020, 1071, 1088, 1120, 1152, 1156, 1176, 1190, 1224, 1260, 1344, 1360, 1428, 1440, 1445, 1470, 1530, 1568, 1632, 1666, 1680, 1734, 1764, 1785, 1904, 1920, 1960, 2016, 2023, 2040, 2142, 2176, 2205, 2240, 2312, 2352, 2380, 2448, 2499, 2520, 2601, 2688, 2720, 2856, 2880, 2890, 2940, 3060, 3136, 3264, 3332, 3360, 3468, 3528, 3570, 3808, 3920, 4032, 4046, 4080, 4165, 4284, 4335, 4410, 4480, 4624, 4704, 4760, 4896, 4998, 5040, 5202, 5355, 5440, 5712, 5760, 5780, 5880, 6069, 6120, 6272, 6528, 6664, 6720, 6936, 7056, 7140, 7497, 7616, 7840, 8064, 8092, 8160, 8330, 8568, 8670, 8820, 9248, 9408, 9520, 9792, 9996, 10080, 10115, 10404, 10710, 10880, 11424, 11560, 11760, 12138, 12240, 12495, 13005, 13328, 13440, 13872, 14112, 14161, 14280, 14994, 15232, 15680, 16184, 16320, 16660, 17136, 17340, 17640, 18207, 18496, 18816, 19040, 19584, 19992, 20160, 20230, 20808, 21420, 22848, 23120, 23520, 24276, 24480, 24990, 26010, 26656, 27744, 28224, 28322, 28560, 29988, 30345, 31360, 32368, 32640, 33320, 34272, 34680, 35280, 36414, 36992, 37485, 38080, 39984, 40320, 40460, 41616, 42483, 42840, 45696, 46240, 47040, 48552, 48960, 49980, 52020, 53312, 55488, 56448, 56644, 57120, 59976, 60690, 64736, 66640, 68544, 69360, 70560, 70805, 72828, 74970, 76160, 79968, 80920, 83232, 84966, 85680, 91035, 92480, 94080, 97104, 97920, 99960, 104040, 106624, 110976, 113288, 114240, 119952, 121380, 127449, 129472, 133280, 137088, 138720, 141120, 141610, 145656, 149940, 159936, 161840, 166464, 169932, 171360, 182070, 184960, 194208, 199920, 208080, 212415, 226576, 228480, 239904, 242760, 254898, 258944, 266560, 277440, 282240, 283220, 291312, 299880, 319872, 323680, 332928, 339864, 342720, 364140, 388416, 399840, 416160, 424830, 453152, 479808, 485520, 509796, 533120, 554880, 566440, 582624, 599760, 637245, 647360, 679728, 685440, 728280, 776832, 799680, 832320, 849660, 906304, 959616, 971040, 1019592, 1132880, 1165248, 1199520, 1274490, 1294720, 1359456, 1456560, 1599360, 1664640, 1699320, 1812608, 1942080, 2039184, 2265760, 2330496, 2399040, 2548980, 2718912, 2913120, 3398640, 3884160, 4078368, 4531520, 4798080, 5097960, 5437824, 5826240, 6797280, 8156736, 9063040, 10195920, 11652480, 13594560, 16313472, 20391840, 27189120, 40783680, 81567360]

約数ペア:

[(1, 81567360), (2, 40783680), (3, 27189120), (4, 20391840), (5, 16313472), (6, 13594560), (7, 11652480), (8, 10195920), (9, 9063040), (10, 8156736), (12, 6797280), (14, 5826240), (15, 5437824), (16, 5097960), (17, 4798080), (18, 4531520), (20, 4078368), (21, 3884160), (24, 3398640), (28, 2913120), (30, 2718912), (32, 2548980), (34, 2399040), (35, 2330496), (36, 2265760), (40, 2039184), (42, 1942080), (45, 1812608), (48, 1699320), (49, 1664640), (51, 1599360), (56, 1456560), (60, 1359456), (63, 1294720), (64, 1274490), (68, 1199520), (70, 1165248), (72, 1132880), (80, 1019592), (84, 971040), (85, 959616), (90, 906304), (96, 849660), (98, 832320), (102, 799680), (105, 776832), (112, 728280), (119, 685440), (120, 679728), (126, 647360), (128, 637245), (136, 599760), (140, 582624), (144, 566440), (147, 554880), (153, 533120), (160, 509796), (168, 485520), (170, 479808), (180, 453152), (192, 424830), (196, 416160), (204, 399840), (210, 388416), (224, 364140), (238, 342720), (240, 339864), (245, 332928), (252, 323680), (255, 319872), (272, 299880), (280, 291312), (288, 283220), (289, 282240), (294, 277440), (306, 266560), (315, 258944), (320, 254898), (336, 242760), (340, 239904), (357, 228480), (360, 226576), (384, 212415), (392, 208080), (408, 199920), (420, 194208), (441, 184960), (448, 182070), (476, 171360), (480, 169932), (490, 166464), (504, 161840), (510, 159936), (544, 149940), (560, 145656), (576, 141610), (578, 141120), (588, 138720), (595, 137088), (612, 133280), (630, 129472), (640, 127449), (672, 121380), (680, 119952), (714, 114240), (720, 113288), (735, 110976), (765, 106624), (784, 104040), (816, 99960), (833, 97920), (840, 97104), (867, 94080), (882, 92480), (896, 91035), (952, 85680), (960, 84966), (980, 83232), (1008, 80920), (1020, 79968), (1071, 76160), (1088, 74970), (1120, 72828), (1152, 70805), (1156, 70560), (1176, 69360), (1190, 68544), (1224, 66640), (1260, 64736), (1344, 60690), (1360, 59976), (1428, 57120), (1440, 56644), (1445, 56448), (1470, 55488), (1530, 53312), (1568, 52020), (1632, 49980), (1666, 48960), (1680, 48552), (1734, 47040), (1764, 46240), (1785, 45696), (1904, 42840), (1920, 42483), (1960, 41616), (2016, 40460), (2023, 40320), (2040, 39984), (2142, 38080), (2176, 37485), (2205, 36992), (2240, 36414), (2312, 35280), (2352, 34680), (2380, 34272), (2448, 33320), (2499, 32640), (2520, 32368), (2601, 31360), (2688, 30345), (2720, 29988), (2856, 28560), (2880, 28322), (2890, 28224), (2940, 27744), (3060, 26656), (3136, 26010), (3264, 24990), (3332, 24480), (3360, 24276), (3468, 23520), (3528, 23120), (3570, 22848), (3808, 21420), (3920, 20808), (4032, 20230), (4046, 20160), (4080, 19992), (4165, 19584), (4284, 19040), (4335, 18816), (4410, 18496), (4480, 18207), (4624, 17640), (4704, 17340), (4760, 17136), (4896, 16660), (4998, 16320), (5040, 16184), (5202, 15680), (5355, 15232), (5440, 14994), (5712, 14280), (5760, 14161), (5780, 14112), (5880, 13872), (6069, 13440), (6120, 13328), (6272, 13005), (6528, 12495), (6664, 12240), (6720, 12138), (6936, 11760), (7056, 11560), (7140, 11424), (7497, 10880), (7616, 10710), (7840, 10404), (8064, 10115), (8092, 10080), (8160, 9996), (8330, 9792), (8568, 9520), (8670, 9408), (8820, 9248)]