1997180640

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{15241}}^1$

素因数の和:15282

約数の個数: 288

約数和(自身を含む): 8388709056

約数和(自身を除く): 6391528416

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, 560, 585, 624, 630, 672, 720, 728, 780, 819, 840, 910, 936, 1008, 1040, 1092, 1120, 1170, 1248, 1260, 1365, 1440, 1456, 1560, 1638, 1680, 1820, 1872, 2016, 2080, 2184, 2340, 2520, 2730, 2912, 3120, 3276, 3360, 3640, 3744, 4095, 4368, 4680, 5040, 5460, 6240, 6552, 7280, 8190, 8736, 9360, 10080, 10920, 13104, 14560, 15241, 16380, 18720, 21840, 26208, 30482, 32760, 43680, 45723, 60964, 65520, 76205, 91446, 106687, 121928, 131040, 137169, 152410, 182892, 198133, 213374, 228615, 243856, 274338, 304820, 320061, 365784, 396266, 426748, 457230, 487712, 533435, 548676, 594399, 609640, 640122, 685845, 731568, 792532, 853496, 914460, 960183, 990665, 1066870, 1097352, 1188798, 1219280, 1280244, 1371690, 1386931, 1463136, 1585064, 1600305, 1706992, 1783197, 1828920, 1920366, 1981330, 2133740, 2194704, 2377596, 2438560, 2560488, 2743380, 2773862, 2971995, 3170128, 3200610, 3413984, 3566394, 3657840, 3840732, 3962660, 4160793, 4267480, 4389408, 4755192, 4800915, 5120976, 5486760, 5547724, 5943990, 6340256, 6401220, 6934655, 7132788, 7315680, 7681464, 7925320, 8321586, 8534960, 8915985, 9510384, 9601830, 10241952, 10973520, 11095448, 11887980, 12482379, 12802440, 13869310, 14265576, 15362928, 15850640, 16643172, 17069920, 17831970, 19020768, 19203660, 20803965, 21947040, 22190896, 23775960, 24964758, 25604880, 27738620, 28531152, 30725856, 31701280, 33286344, 35663940, 38407320, 41607930, 44381792, 47551920, 49929516, 51209760, 55477240, 57062304, 62411895, 66572688, 71327880, 76814640, 83215860, 95103840, 99859032, 110954480, 124823790, 133145376, 142655760, 153629280, 166431720, 199718064, 221908960, 249647580, 285311520, 332863440, 399436128, 499295160, 665726880, 998590320, 1997180640]

約数ペア:

[(1, 1997180640), (2, 998590320), (3, 665726880), (4, 499295160), (5, 399436128), (6, 332863440), (7, 285311520), (8, 249647580), (9, 221908960), (10, 199718064), (12, 166431720), (13, 153629280), (14, 142655760), (15, 133145376), (16, 124823790), (18, 110954480), (20, 99859032), (21, 95103840), (24, 83215860), (26, 76814640), (28, 71327880), (30, 66572688), (32, 62411895), (35, 57062304), (36, 55477240), (39, 51209760), (40, 49929516), (42, 47551920), (45, 44381792), (48, 41607930), (52, 38407320), (56, 35663940), (60, 33286344), (63, 31701280), (65, 30725856), (70, 28531152), (72, 27738620), (78, 25604880), (80, 24964758), (84, 23775960), (90, 22190896), (91, 21947040), (96, 20803965), (104, 19203660), (105, 19020768), (112, 17831970), (117, 17069920), (120, 16643172), (126, 15850640), (130, 15362928), (140, 14265576), (144, 13869310), (156, 12802440), (160, 12482379), (168, 11887980), (180, 11095448), (182, 10973520), (195, 10241952), (208, 9601830), (210, 9510384), (224, 8915985), (234, 8534960), (240, 8321586), (252, 7925320), (260, 7681464), (273, 7315680), (280, 7132788), (288, 6934655), (312, 6401220), (315, 6340256), (336, 5943990), (360, 5547724), (364, 5486760), (390, 5120976), (416, 4800915), (420, 4755192), (455, 4389408), (468, 4267480), (480, 4160793), (504, 3962660), (520, 3840732), (546, 3657840), (560, 3566394), (585, 3413984), (624, 3200610), (630, 3170128), (672, 2971995), (720, 2773862), (728, 2743380), (780, 2560488), (819, 2438560), (840, 2377596), (910, 2194704), (936, 2133740), (1008, 1981330), (1040, 1920366), (1092, 1828920), (1120, 1783197), (1170, 1706992), (1248, 1600305), (1260, 1585064), (1365, 1463136), (1440, 1386931), (1456, 1371690), (1560, 1280244), (1638, 1219280), (1680, 1188798), (1820, 1097352), (1872, 1066870), (2016, 990665), (2080, 960183), (2184, 914460), (2340, 853496), (2520, 792532), (2730, 731568), (2912, 685845), (3120, 640122), (3276, 609640), (3360, 594399), (3640, 548676), (3744, 533435), (4095, 487712), (4368, 457230), (4680, 426748), (5040, 396266), (5460, 365784), (6240, 320061), (6552, 304820), (7280, 274338), (8190, 243856), (8736, 228615), (9360, 213374), (10080, 198133), (10920, 182892), (13104, 152410), (14560, 137169), (15241, 131040), (16380, 121928), (18720, 106687), (21840, 91446), (26208, 76205), (30482, 65520), (32760, 60964), (43680, 45723)]