49439520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:192

約数の個数: 288

約数和(自身を含む): 192628800

約数和(自身を除く): 143189280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 24, 26, 30, 32, 36, 38, 39, 40, 45, 48, 52, 57, 60, 65, 72, 76, 78, 80, 90, 95, 96, 104, 114, 117, 120, 130, 139, 144, 152, 156, 160, 171, 180, 190, 195, 208, 228, 234, 240, 247, 260, 278, 285, 288, 304, 312, 342, 360, 380, 390, 416, 417, 456, 468, 480, 494, 520, 556, 570, 585, 608, 624, 684, 695, 720, 741, 760, 780, 834, 855, 912, 936, 988, 1040, 1112, 1140, 1170, 1235, 1248, 1251, 1368, 1390, 1440, 1482, 1520, 1560, 1668, 1710, 1807, 1824, 1872, 1976, 2080, 2085, 2223, 2224, 2280, 2340, 2470, 2502, 2641, 2736, 2780, 2964, 3040, 3120, 3336, 3420, 3614, 3705, 3744, 3952, 4170, 4446, 4448, 4560, 4680, 4940, 5004, 5282, 5421, 5472, 5560, 5928, 6240, 6255, 6672, 6840, 7228, 7410, 7904, 7923, 8340, 8892, 9035, 9120, 9360, 9880, 10008, 10564, 10842, 11115, 11120, 11856, 12510, 13205, 13344, 13680, 14456, 14820, 15846, 16263, 16680, 17784, 18070, 18720, 19760, 20016, 21128, 21684, 22230, 22240, 23712, 23769, 25020, 26410, 27105, 27360, 28912, 29640, 31692, 32526, 33360, 34333, 35568, 36140, 39520, 39615, 40032, 42256, 43368, 44460, 47538, 50040, 52820, 54210, 57824, 59280, 63384, 65052, 66720, 68666, 71136, 72280, 79230, 81315, 84512, 86736, 88920, 95076, 100080, 102999, 105640, 108420, 118560, 118845, 126768, 130104, 137332, 144560, 158460, 162630, 171665, 173472, 177840, 190152, 200160, 205998, 211280, 216840, 237690, 253536, 260208, 274664, 289120, 308997, 316920, 325260, 343330, 355680, 380304, 411996, 422560, 433680, 475380, 514995, 520416, 549328, 617994, 633840, 650520, 686660, 760608, 823992, 867360, 950760, 1029990, 1098656, 1235988, 1267680, 1301040, 1373320, 1544985, 1647984, 1901520, 2059980, 2471976, 2602080, 2746640, 3089970, 3295968, 3803040, 4119960, 4943952, 5493280, 6179940, 8239920, 9887904, 12359880, 16479840, 24719760, 49439520]

約数ペア:

[(1, 49439520), (2, 24719760), (3, 16479840), (4, 12359880), (5, 9887904), (6, 8239920), (8, 6179940), (9, 5493280), (10, 4943952), (12, 4119960), (13, 3803040), (15, 3295968), (16, 3089970), (18, 2746640), (19, 2602080), (20, 2471976), (24, 2059980), (26, 1901520), (30, 1647984), (32, 1544985), (36, 1373320), (38, 1301040), (39, 1267680), (40, 1235988), (45, 1098656), (48, 1029990), (52, 950760), (57, 867360), (60, 823992), (65, 760608), (72, 686660), (76, 650520), (78, 633840), (80, 617994), (90, 549328), (95, 520416), (96, 514995), (104, 475380), (114, 433680), (117, 422560), (120, 411996), (130, 380304), (139, 355680), (144, 343330), (152, 325260), (156, 316920), (160, 308997), (171, 289120), (180, 274664), (190, 260208), (195, 253536), (208, 237690), (228, 216840), (234, 211280), (240, 205998), (247, 200160), (260, 190152), (278, 177840), (285, 173472), (288, 171665), (304, 162630), (312, 158460), (342, 144560), (360, 137332), (380, 130104), (390, 126768), (416, 118845), (417, 118560), (456, 108420), (468, 105640), (480, 102999), (494, 100080), (520, 95076), (556, 88920), (570, 86736), (585, 84512), (608, 81315), (624, 79230), (684, 72280), (695, 71136), (720, 68666), (741, 66720), (760, 65052), (780, 63384), (834, 59280), (855, 57824), (912, 54210), (936, 52820), (988, 50040), (1040, 47538), (1112, 44460), (1140, 43368), (1170, 42256), (1235, 40032), (1248, 39615), (1251, 39520), (1368, 36140), (1390, 35568), (1440, 34333), (1482, 33360), (1520, 32526), (1560, 31692), (1668, 29640), (1710, 28912), (1807, 27360), (1824, 27105), (1872, 26410), (1976, 25020), (2080, 23769), (2085, 23712), (2223, 22240), (2224, 22230), (2280, 21684), (2340, 21128), (2470, 20016), (2502, 19760), (2641, 18720), (2736, 18070), (2780, 17784), (2964, 16680), (3040, 16263), (3120, 15846), (3336, 14820), (3420, 14456), (3614, 13680), (3705, 13344), (3744, 13205), (3952, 12510), (4170, 11856), (4446, 11120), (4448, 11115), (4560, 10842), (4680, 10564), (4940, 10008), (5004, 9880), (5282, 9360), (5421, 9120), (5472, 9035), (5560, 8892), (5928, 8340), (6240, 7923), (6255, 7904), (6672, 7410), (6840, 7228)]