155325280

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:221

約数の個数: 144

約数和(自身を含む): 412648992

約数和(自身を除く): 257323712

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 71, 80, 88, 110, 113, 121, 142, 160, 176, 220, 226, 242, 284, 352, 355, 440, 452, 484, 565, 568, 605, 710, 781, 880, 904, 968, 1130, 1136, 1210, 1243, 1420, 1562, 1760, 1808, 1936, 2260, 2272, 2420, 2486, 2840, 3124, 3616, 3872, 3905, 4520, 4840, 4972, 5680, 6215, 6248, 7810, 8023, 8591, 9040, 9680, 9944, 11360, 12430, 12496, 13673, 15620, 16046, 17182, 18080, 19360, 19888, 24860, 24992, 27346, 31240, 32092, 34364, 39776, 40115, 42955, 49720, 54692, 62480, 64184, 68365, 68728, 80230, 85910, 88253, 99440, 109384, 124960, 128368, 136730, 137456, 160460, 171820, 176506, 198880, 218768, 256736, 273460, 274912, 320920, 343640, 353012, 437536, 441265, 546920, 641840, 687280, 706024, 882530, 970783, 1093840, 1283680, 1374560, 1412048, 1765060, 1941566, 2187680, 2824096, 3530120, 3883132, 4853915, 7060240, 7766264, 9707830, 14120480, 15532528, 19415660, 31065056, 38831320, 77662640, 155325280]

約数ペア:

[(1, 155325280), (2, 77662640), (4, 38831320), (5, 31065056), (8, 19415660), (10, 15532528), (11, 14120480), (16, 9707830), (20, 7766264), (22, 7060240), (32, 4853915), (40, 3883132), (44, 3530120), (55, 2824096), (71, 2187680), (80, 1941566), (88, 1765060), (110, 1412048), (113, 1374560), (121, 1283680), (142, 1093840), (160, 970783), (176, 882530), (220, 706024), (226, 687280), (242, 641840), (284, 546920), (352, 441265), (355, 437536), (440, 353012), (452, 343640), (484, 320920), (565, 274912), (568, 273460), (605, 256736), (710, 218768), (781, 198880), (880, 176506), (904, 171820), (968, 160460), (1130, 137456), (1136, 136730), (1210, 128368), (1243, 124960), (1420, 109384), (1562, 99440), (1760, 88253), (1808, 85910), (1936, 80230), (2260, 68728), (2272, 68365), (2420, 64184), (2486, 62480), (2840, 54692), (3124, 49720), (3616, 42955), (3872, 40115), (3905, 39776), (4520, 34364), (4840, 32092), (4972, 31240), (5680, 27346), (6215, 24992), (6248, 24860), (7810, 19888), (8023, 19360), (8591, 18080), (9040, 17182), (9680, 16046), (9944, 15620), (11360, 13673), (12430, 12496)]