72989280

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{557}}^1$

素因数の和:598

約数の個数: 288

約数和(自身を含む): 307105344

約数和(自身を除く): 234116064

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 32, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 96, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 160, 168, 180, 182, 195, 208, 210, 224, 234, 240, 252, 260, 273, 280, 288, 312, 315, 336, 360, 364, 390, 416, 420, 455, 468, 480, 504, 520, 546, 557, 560, 585, 624, 630, 672, 720, 728, 780, 819, 840, 910, 936, 1008, 1040, 1092, 1114, 1120, 1170, 1248, 1260, 1365, 1440, 1456, 1560, 1638, 1671, 1680, 1820, 1872, 2016, 2080, 2184, 2228, 2340, 2520, 2730, 2785, 2912, 3120, 3276, 3342, 3360, 3640, 3744, 3899, 4095, 4368, 4456, 4680, 5013, 5040, 5460, 5570, 6240, 6552, 6684, 7241, 7280, 7798, 8190, 8355, 8736, 8912, 9360, 10026, 10080, 10920, 11140, 11697, 13104, 13368, 14482, 14560, 15596, 16380, 16710, 17824, 18720, 19495, 20052, 21723, 21840, 22280, 23394, 25065, 26208, 26736, 28964, 31192, 32760, 33420, 35091, 36205, 38990, 40104, 43446, 43680, 44560, 46788, 50130, 50687, 53472, 57928, 58485, 62384, 65169, 65520, 66840, 70182, 72410, 77980, 80208, 86892, 89120, 93576, 100260, 101374, 108615, 115856, 116970, 124768, 130338, 131040, 133680, 140364, 144820, 152061, 155960, 160416, 173784, 175455, 187152, 200520, 202748, 217230, 231712, 233940, 253435, 260676, 267360, 280728, 289640, 304122, 311920, 325845, 347568, 350910, 374304, 401040, 405496, 434460, 456183, 467880, 506870, 521352, 561456, 579280, 608244, 623840, 651690, 695136, 701820, 760305, 802080, 810992, 868920, 912366, 935760, 1013740, 1042704, 1122912, 1158560, 1216488, 1303380, 1403640, 1520610, 1621984, 1737840, 1824732, 1871520, 2027480, 2085408, 2280915, 2432976, 2606760, 2807280, 3041220, 3475680, 3649464, 4054960, 4561830, 4865952, 5213520, 5614560, 6082440, 7298928, 8109920, 9123660, 10427040, 12164880, 14597856, 18247320, 24329760, 36494640, 72989280]

約数ペア:

[(1, 72989280), (2, 36494640), (3, 24329760), (4, 18247320), (5, 14597856), (6, 12164880), (7, 10427040), (8, 9123660), (9, 8109920), (10, 7298928), (12, 6082440), (13, 5614560), (14, 5213520), (15, 4865952), (16, 4561830), (18, 4054960), (20, 3649464), (21, 3475680), (24, 3041220), (26, 2807280), (28, 2606760), (30, 2432976), (32, 2280915), (35, 2085408), (36, 2027480), (39, 1871520), (40, 1824732), (42, 1737840), (45, 1621984), (48, 1520610), (52, 1403640), (56, 1303380), (60, 1216488), (63, 1158560), (65, 1122912), (70, 1042704), (72, 1013740), (78, 935760), (80, 912366), (84, 868920), (90, 810992), (91, 802080), (96, 760305), (104, 701820), (105, 695136), (112, 651690), (117, 623840), (120, 608244), (126, 579280), (130, 561456), (140, 521352), (144, 506870), (156, 467880), (160, 456183), (168, 434460), (180, 405496), (182, 401040), (195, 374304), (208, 350910), (210, 347568), (224, 325845), (234, 311920), (240, 304122), (252, 289640), (260, 280728), (273, 267360), (280, 260676), (288, 253435), (312, 233940), (315, 231712), (336, 217230), (360, 202748), (364, 200520), (390, 187152), (416, 175455), (420, 173784), (455, 160416), (468, 155960), (480, 152061), (504, 144820), (520, 140364), (546, 133680), (557, 131040), (560, 130338), (585, 124768), (624, 116970), (630, 115856), (672, 108615), (720, 101374), (728, 100260), (780, 93576), (819, 89120), (840, 86892), (910, 80208), (936, 77980), (1008, 72410), (1040, 70182), (1092, 66840), (1114, 65520), (1120, 65169), (1170, 62384), (1248, 58485), (1260, 57928), (1365, 53472), (1440, 50687), (1456, 50130), (1560, 46788), (1638, 44560), (1671, 43680), (1680, 43446), (1820, 40104), (1872, 38990), (2016, 36205), (2080, 35091), (2184, 33420), (2228, 32760), (2340, 31192), (2520, 28964), (2730, 26736), (2785, 26208), (2912, 25065), (3120, 23394), (3276, 22280), (3342, 21840), (3360, 21723), (3640, 20052), (3744, 19495), (3899, 18720), (4095, 17824), (4368, 16710), (4456, 16380), (4680, 15596), (5013, 14560), (5040, 14482), (5460, 13368), (5570, 13104), (6240, 11697), (6552, 11140), (6684, 10920), (7241, 10080), (7280, 10026), (7798, 9360), (8190, 8912), (8355, 8736)]