128256960

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1$

素因数の和:315

約数の個数: 224

約数和(自身を含む): 450616320

約数和(自身を除く): 322359360

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, 64, 65, 78, 80, 86, 96, 104, 120, 129, 130, 156, 160, 172, 192, 195, 208, 215, 239, 240, 258, 260, 312, 320, 344, 390, 416, 430, 478, 480, 516, 520, 559, 624, 645, 688, 717, 780, 832, 860, 956, 960, 1032, 1040, 1118, 1195, 1248, 1290, 1376, 1434, 1560, 1677, 1720, 1912, 2064, 2080, 2236, 2390, 2496, 2580, 2752, 2795, 2868, 3107, 3120, 3354, 3440, 3585, 3824, 4128, 4160, 4472, 4780, 5160, 5590, 5736, 6214, 6240, 6708, 6880, 7170, 7648, 8256, 8385, 8944, 9321, 9560, 10277, 10320, 11180, 11472, 12428, 12480, 13416, 13760, 14340, 15296, 15535, 16770, 17888, 18642, 19120, 20554, 20640, 22360, 22944, 24856, 26832, 28680, 30831, 31070, 33540, 35776, 37284, 38240, 41108, 41280, 44720, 45888, 46605, 49712, 51385, 53664, 57360, 61662, 62140, 67080, 74568, 76480, 82216, 89440, 93210, 99424, 102770, 107328, 114720, 123324, 124280, 133601, 134160, 149136, 154155, 164432, 178880, 186420, 198848, 205540, 229440, 246648, 248560, 267202, 268320, 298272, 308310, 328864, 372840, 400803, 411080, 493296, 497120, 534404, 536640, 596544, 616620, 657728, 668005, 745680, 801606, 822160, 986592, 994240, 1068808, 1233240, 1336010, 1491360, 1603212, 1644320, 1973184, 2004015, 2137616, 2466480, 2672020, 2982720, 3206424, 3288640, 4008030, 4275232, 4932960, 5344040, 6412848, 8016060, 8550464, 9865920, 10688080, 12825696, 16032120, 21376160, 25651392, 32064240, 42752320, 64128480, 128256960]

約数ペア:

[(1, 128256960), (2, 64128480), (3, 42752320), (4, 32064240), (5, 25651392), (6, 21376160), (8, 16032120), (10, 12825696), (12, 10688080), (13, 9865920), (15, 8550464), (16, 8016060), (20, 6412848), (24, 5344040), (26, 4932960), (30, 4275232), (32, 4008030), (39, 3288640), (40, 3206424), (43, 2982720), (48, 2672020), (52, 2466480), (60, 2137616), (64, 2004015), (65, 1973184), (78, 1644320), (80, 1603212), (86, 1491360), (96, 1336010), (104, 1233240), (120, 1068808), (129, 994240), (130, 986592), (156, 822160), (160, 801606), (172, 745680), (192, 668005), (195, 657728), (208, 616620), (215, 596544), (239, 536640), (240, 534404), (258, 497120), (260, 493296), (312, 411080), (320, 400803), (344, 372840), (390, 328864), (416, 308310), (430, 298272), (478, 268320), (480, 267202), (516, 248560), (520, 246648), (559, 229440), (624, 205540), (645, 198848), (688, 186420), (717, 178880), (780, 164432), (832, 154155), (860, 149136), (956, 134160), (960, 133601), (1032, 124280), (1040, 123324), (1118, 114720), (1195, 107328), (1248, 102770), (1290, 99424), (1376, 93210), (1434, 89440), (1560, 82216), (1677, 76480), (1720, 74568), (1912, 67080), (2064, 62140), (2080, 61662), (2236, 57360), (2390, 53664), (2496, 51385), (2580, 49712), (2752, 46605), (2795, 45888), (2868, 44720), (3107, 41280), (3120, 41108), (3354, 38240), (3440, 37284), (3585, 35776), (3824, 33540), (4128, 31070), (4160, 30831), (4472, 28680), (4780, 26832), (5160, 24856), (5590, 22944), (5736, 22360), (6214, 20640), (6240, 20554), (6708, 19120), (6880, 18642), (7170, 17888), (7648, 16770), (8256, 15535), (8385, 15296), (8944, 14340), (9321, 13760), (9560, 13416), (10277, 12480), (10320, 12428), (11180, 11472)]