425326720

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:215

約数の個数: 256

約数和(自身を含む): 1281772800

約数和(自身を除く): 856446080

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 67, 70, 80, 91, 104, 109, 112, 128, 130, 134, 140, 160, 182, 208, 218, 224, 260, 268, 280, 320, 335, 364, 416, 436, 448, 455, 469, 520, 536, 545, 560, 640, 670, 728, 763, 832, 871, 872, 896, 910, 938, 1040, 1072, 1090, 1120, 1340, 1417, 1456, 1526, 1664, 1742, 1744, 1820, 1876, 2080, 2144, 2180, 2240, 2345, 2680, 2834, 2912, 3052, 3484, 3488, 3640, 3752, 3815, 4160, 4288, 4355, 4360, 4480, 4690, 5360, 5668, 5824, 6097, 6104, 6968, 6976, 7085, 7280, 7303, 7504, 7630, 8320, 8576, 8710, 8720, 9380, 9919, 10720, 11336, 11648, 12194, 12208, 13936, 13952, 14170, 14560, 14606, 15008, 15260, 17420, 17440, 18760, 19838, 21440, 22672, 24388, 24416, 27872, 28340, 29120, 29212, 30016, 30485, 30520, 34840, 34880, 36515, 37520, 39676, 42880, 45344, 48776, 48832, 49595, 51121, 55744, 56680, 58240, 58424, 60032, 60970, 61040, 69680, 69760, 73030, 75040, 79352, 90688, 94939, 97552, 97664, 99190, 102242, 111488, 113360, 116848, 121940, 122080, 139360, 146060, 150080, 158704, 181376, 189878, 195104, 198380, 204484, 226720, 233696, 243880, 244160, 255605, 278720, 292120, 300160, 317408, 379756, 390208, 396760, 408968, 453440, 467392, 474695, 487760, 488320, 511210, 557440, 584240, 634816, 664573, 759512, 780416, 793520, 817936, 906880, 934784, 949390, 975520, 1022420, 1168480, 1269632, 1329146, 1519024, 1587040, 1635872, 1898780, 1951040, 2044840, 2336960, 2658292, 3038048, 3174080, 3271744, 3322865, 3797560, 3902080, 4089680, 4673920, 5316584, 6076096, 6348160, 6543488, 6645730, 7595120, 8179360, 10633168, 12152192, 13291460, 15190240, 16358720, 21266336, 26582920, 30380480, 32717440, 42532672, 53165840, 60760960, 85065344, 106331680, 212663360, 425326720]

約数ペア:

[(1, 425326720), (2, 212663360), (4, 106331680), (5, 85065344), (7, 60760960), (8, 53165840), (10, 42532672), (13, 32717440), (14, 30380480), (16, 26582920), (20, 21266336), (26, 16358720), (28, 15190240), (32, 13291460), (35, 12152192), (40, 10633168), (52, 8179360), (56, 7595120), (64, 6645730), (65, 6543488), (67, 6348160), (70, 6076096), (80, 5316584), (91, 4673920), (104, 4089680), (109, 3902080), (112, 3797560), (128, 3322865), (130, 3271744), (134, 3174080), (140, 3038048), (160, 2658292), (182, 2336960), (208, 2044840), (218, 1951040), (224, 1898780), (260, 1635872), (268, 1587040), (280, 1519024), (320, 1329146), (335, 1269632), (364, 1168480), (416, 1022420), (436, 975520), (448, 949390), (455, 934784), (469, 906880), (520, 817936), (536, 793520), (545, 780416), (560, 759512), (640, 664573), (670, 634816), (728, 584240), (763, 557440), (832, 511210), (871, 488320), (872, 487760), (896, 474695), (910, 467392), (938, 453440), (1040, 408968), (1072, 396760), (1090, 390208), (1120, 379756), (1340, 317408), (1417, 300160), (1456, 292120), (1526, 278720), (1664, 255605), (1742, 244160), (1744, 243880), (1820, 233696), (1876, 226720), (2080, 204484), (2144, 198380), (2180, 195104), (2240, 189878), (2345, 181376), (2680, 158704), (2834, 150080), (2912, 146060), (3052, 139360), (3484, 122080), (3488, 121940), (3640, 116848), (3752, 113360), (3815, 111488), (4160, 102242), (4288, 99190), (4355, 97664), (4360, 97552), (4480, 94939), (4690, 90688), (5360, 79352), (5668, 75040), (5824, 73030), (6097, 69760), (6104, 69680), (6968, 61040), (6976, 60970), (7085, 60032), (7280, 58424), (7303, 58240), (7504, 56680), (7630, 55744), (8320, 51121), (8576, 49595), (8710, 48832), (8720, 48776), (9380, 45344), (9919, 42880), (10720, 39676), (11336, 37520), (11648, 36515), (12194, 34880), (12208, 34840), (13936, 30520), (13952, 30485), (14170, 30016), (14560, 29212), (14606, 29120), (15008, 28340), (15260, 27872), (17420, 24416), (17440, 24388), (18760, 22672), (19838, 21440)]