28217280

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:76

約数の個数: 448

約数和(自身を含む): 122895360

約数和(自身を除く): 94678080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 17, 19, 20, 21, 24, 26, 28, 30, 32, 34, 35, 38, 39, 40, 42, 48, 51, 52, 56, 57, 60, 64, 65, 68, 70, 76, 78, 80, 84, 85, 91, 95, 96, 102, 104, 105, 112, 114, 119, 120, 130, 133, 136, 140, 152, 156, 160, 168, 170, 182, 190, 192, 195, 204, 208, 210, 221, 224, 228, 238, 240, 247, 255, 260, 266, 272, 273, 280, 285, 304, 312, 320, 323, 336, 340, 357, 364, 380, 390, 399, 408, 416, 420, 442, 448, 455, 456, 476, 480, 494, 510, 520, 532, 544, 546, 560, 570, 595, 608, 624, 646, 663, 665, 672, 680, 714, 728, 741, 760, 780, 798, 816, 832, 840, 884, 910, 912, 952, 960, 969, 988, 1020, 1040, 1064, 1088, 1092, 1105, 1120, 1140, 1190, 1216, 1235, 1248, 1292, 1326, 1330, 1344, 1360, 1365, 1428, 1456, 1482, 1520, 1547, 1560, 1596, 1615, 1632, 1680, 1729, 1768, 1785, 1820, 1824, 1904, 1938, 1976, 1995, 2040, 2080, 2128, 2184, 2210, 2240, 2261, 2280, 2380, 2470, 2496, 2584, 2652, 2660, 2720, 2730, 2856, 2912, 2964, 3040, 3094, 3120, 3192, 3230, 3264, 3315, 3360, 3458, 3536, 3570, 3640, 3648, 3705, 3808, 3876, 3952, 3990, 4080, 4160, 4199, 4256, 4368, 4420, 4522, 4560, 4641, 4760, 4845, 4940, 5168, 5187, 5304, 5320, 5440, 5460, 5712, 5824, 5928, 6080, 6188, 6240, 6384, 6460, 6630, 6720, 6783, 6916, 7072, 7140, 7280, 7410, 7616, 7735, 7752, 7904, 7980, 8160, 8398, 8512, 8645, 8736, 8840, 9044, 9120, 9282, 9520, 9690, 9880, 10336, 10374, 10608, 10640, 10920, 11305, 11424, 11856, 12376, 12480, 12597, 12768, 12920, 13260, 13566, 13832, 14144, 14280, 14560, 14820, 15470, 15504, 15808, 15960, 16320, 16796, 17290, 17472, 17680, 18088, 18240, 18564, 19040, 19380, 19760, 20672, 20748, 20995, 21216, 21280, 21840, 22610, 22848, 23205, 23712, 24752, 25194, 25536, 25840, 25935, 26520, 27132, 27664, 28560, 29120, 29393, 29640, 30940, 31008, 31920, 33592, 33915, 34580, 35360, 36176, 37128, 38080, 38760, 39520, 41496, 41990, 42432, 42560, 43680, 45220, 46410, 47424, 49504, 50388, 51680, 51870, 53040, 54264, 55328, 57120, 58786, 59280, 61880, 62016, 62985, 63840, 67184, 67830, 69160, 70720, 72352, 74256, 77520, 79040, 82992, 83980, 87360, 88179, 90440, 92820, 99008, 100776, 103360, 103740, 106080, 108528, 110656, 114240, 117572, 118560, 123760, 125970, 127680, 134368, 135660, 138320, 144704, 146965, 148512, 155040, 165984, 167960, 176358, 180880, 185640, 201552, 207480, 212160, 217056, 235144, 237120, 247520, 251940, 268736, 271320, 276640, 293930, 297024, 310080, 331968, 335920, 352716, 361760, 371280, 403104, 414960, 434112, 440895, 470288, 495040, 503880, 542640, 553280, 587860, 671840, 705432, 723520, 742560, 806208, 829920, 881790, 940576, 1007760, 1085280, 1175720, 1343680, 1410864, 1485120, 1659840, 1763580, 1881152, 2015520, 2170560, 2351440, 2821728, 3527160, 4031040, 4702880, 5643456, 7054320, 9405760, 14108640, 28217280]

約数ペア:

[(1, 28217280), (2, 14108640), (3, 9405760), (4, 7054320), (5, 5643456), (6, 4702880), (7, 4031040), (8, 3527160), (10, 2821728), (12, 2351440), (13, 2170560), (14, 2015520), (15, 1881152), (16, 1763580), (17, 1659840), (19, 1485120), (20, 1410864), (21, 1343680), (24, 1175720), (26, 1085280), (28, 1007760), (30, 940576), (32, 881790), (34, 829920), (35, 806208), (38, 742560), (39, 723520), (40, 705432), (42, 671840), (48, 587860), (51, 553280), (52, 542640), (56, 503880), (57, 495040), (60, 470288), (64, 440895), (65, 434112), (68, 414960), (70, 403104), (76, 371280), (78, 361760), (80, 352716), (84, 335920), (85, 331968), (91, 310080), (95, 297024), (96, 293930), (102, 276640), (104, 271320), (105, 268736), (112, 251940), (114, 247520), (119, 237120), (120, 235144), (130, 217056), (133, 212160), (136, 207480), (140, 201552), (152, 185640), (156, 180880), (160, 176358), (168, 167960), (170, 165984), (182, 155040), (190, 148512), (192, 146965), (195, 144704), (204, 138320), (208, 135660), (210, 134368), (221, 127680), (224, 125970), (228, 123760), (238, 118560), (240, 117572), (247, 114240), (255, 110656), (260, 108528), (266, 106080), (272, 103740), (273, 103360), (280, 100776), (285, 99008), (304, 92820), (312, 90440), (320, 88179), (323, 87360), (336, 83980), (340, 82992), (357, 79040), (364, 77520), (380, 74256), (390, 72352), (399, 70720), (408, 69160), (416, 67830), (420, 67184), (442, 63840), (448, 62985), (455, 62016), (456, 61880), (476, 59280), (480, 58786), (494, 57120), (510, 55328), (520, 54264), (532, 53040), (544, 51870), (546, 51680), (560, 50388), (570, 49504), (595, 47424), (608, 46410), (624, 45220), (646, 43680), (663, 42560), (665, 42432), (672, 41990), (680, 41496), (714, 39520), (728, 38760), (741, 38080), (760, 37128), (780, 36176), (798, 35360), (816, 34580), (832, 33915), (840, 33592), (884, 31920), (910, 31008), (912, 30940), (952, 29640), (960, 29393), (969, 29120), (988, 28560), (1020, 27664), (1040, 27132), (1064, 26520), (1088, 25935), (1092, 25840), (1105, 25536), (1120, 25194), (1140, 24752), (1190, 23712), (1216, 23205), (1235, 22848), (1248, 22610), (1292, 21840), (1326, 21280), (1330, 21216), (1344, 20995), (1360, 20748), (1365, 20672), (1428, 19760), (1456, 19380), (1482, 19040), (1520, 18564), (1547, 18240), (1560, 18088), (1596, 17680), (1615, 17472), (1632, 17290), (1680, 16796), (1729, 16320), (1768, 15960), (1785, 15808), (1820, 15504), (1824, 15470), (1904, 14820), (1938, 14560), (1976, 14280), (1995, 14144), (2040, 13832), (2080, 13566), (2128, 13260), (2184, 12920), (2210, 12768), (2240, 12597), (2261, 12480), (2280, 12376), (2380, 11856), (2470, 11424), (2496, 11305), (2584, 10920), (2652, 10640), (2660, 10608), (2720, 10374), (2730, 10336), (2856, 9880), (2912, 9690), (2964, 9520), (3040, 9282), (3094, 9120), (3120, 9044), (3192, 8840), (3230, 8736), (3264, 8645), (3315, 8512), (3360, 8398), (3458, 8160), (3536, 7980), (3570, 7904), (3640, 7752), (3648, 7735), (3705, 7616), (3808, 7410), (3876, 7280), (3952, 7140), (3990, 7072), (4080, 6916), (4160, 6783), (4199, 6720), (4256, 6630), (4368, 6460), (4420, 6384), (4522, 6240), (4560, 6188), (4641, 6080), (4760, 5928), (4845, 5824), (4940, 5712), (5168, 5460), (5187, 5440), (5304, 5320)]