263758560

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{983}}^1$

素因数の和:1057

約数の個数: 192

約数和(自身を含む): 916489728

約数和(自身を除く): 652731168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 43, 48, 52, 60, 65, 78, 80, 86, 96, 104, 120, 129, 130, 156, 160, 172, 195, 208, 215, 240, 258, 260, 312, 344, 390, 416, 430, 480, 516, 520, 559, 624, 645, 688, 780, 860, 983, 1032, 1040, 1118, 1248, 1290, 1376, 1560, 1677, 1720, 1966, 2064, 2080, 2236, 2580, 2795, 2949, 3120, 3354, 3440, 3932, 4128, 4472, 4915, 5160, 5590, 5898, 6240, 6708, 6880, 7864, 8385, 8944, 9830, 10320, 11180, 11796, 12779, 13416, 14745, 15728, 16770, 17888, 19660, 20640, 22360, 23592, 25558, 26832, 29490, 31456, 33540, 38337, 39320, 42269, 44720, 47184, 51116, 53664, 58980, 63895, 67080, 76674, 78640, 84538, 89440, 94368, 102232, 117960, 126807, 127790, 134160, 153348, 157280, 169076, 191685, 204464, 211345, 235920, 253614, 255580, 268320, 306696, 338152, 383370, 408928, 422690, 471840, 507228, 511160, 549497, 613392, 634035, 676304, 766740, 845380, 1014456, 1022320, 1098994, 1226784, 1268070, 1352608, 1533480, 1648491, 1690760, 2028912, 2044640, 2197988, 2536140, 2747485, 3066960, 3296982, 3381520, 4057824, 4395976, 5072280, 5494970, 6133920, 6593964, 6763040, 8242455, 8791952, 10144560, 10989940, 13187928, 16484910, 17583904, 20289120, 21979880, 26375856, 32969820, 43959760, 52751712, 65939640, 87919520, 131879280, 263758560]

約数ペア:

[(1, 263758560), (2, 131879280), (3, 87919520), (4, 65939640), (5, 52751712), (6, 43959760), (8, 32969820), (10, 26375856), (12, 21979880), (13, 20289120), (15, 17583904), (16, 16484910), (20, 13187928), (24, 10989940), (26, 10144560), (30, 8791952), (32, 8242455), (39, 6763040), (40, 6593964), (43, 6133920), (48, 5494970), (52, 5072280), (60, 4395976), (65, 4057824), (78, 3381520), (80, 3296982), (86, 3066960), (96, 2747485), (104, 2536140), (120, 2197988), (129, 2044640), (130, 2028912), (156, 1690760), (160, 1648491), (172, 1533480), (195, 1352608), (208, 1268070), (215, 1226784), (240, 1098994), (258, 1022320), (260, 1014456), (312, 845380), (344, 766740), (390, 676304), (416, 634035), (430, 613392), (480, 549497), (516, 511160), (520, 507228), (559, 471840), (624, 422690), (645, 408928), (688, 383370), (780, 338152), (860, 306696), (983, 268320), (1032, 255580), (1040, 253614), (1118, 235920), (1248, 211345), (1290, 204464), (1376, 191685), (1560, 169076), (1677, 157280), (1720, 153348), (1966, 134160), (2064, 127790), (2080, 126807), (2236, 117960), (2580, 102232), (2795, 94368), (2949, 89440), (3120, 84538), (3354, 78640), (3440, 76674), (3932, 67080), (4128, 63895), (4472, 58980), (4915, 53664), (5160, 51116), (5590, 47184), (5898, 44720), (6240, 42269), (6708, 39320), (6880, 38337), (7864, 33540), (8385, 31456), (8944, 29490), (9830, 26832), (10320, 25558), (11180, 23592), (11796, 22360), (12779, 20640), (13416, 19660), (14745, 17888), (15728, 16770)]