255523080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{461}}^1$

素因数の和:655

約数の個数: 128

約数和(自身を含む): 798336000

約数和(自身を除く): 542812920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 149, 155, 186, 248, 298, 310, 372, 447, 461, 465, 596, 620, 744, 745, 894, 922, 930, 1192, 1240, 1383, 1490, 1788, 1844, 1860, 2235, 2305, 2766, 2980, 3576, 3688, 3720, 4470, 4610, 4619, 5532, 5960, 6915, 8940, 9220, 9238, 11064, 13830, 13857, 14291, 17880, 18440, 18476, 23095, 27660, 27714, 28582, 36952, 42873, 46190, 55320, 55428, 57164, 68689, 69285, 71455, 85746, 92380, 110856, 114328, 137378, 138570, 142910, 171492, 184760, 206067, 214365, 274756, 277140, 285820, 342984, 343445, 412134, 428730, 549512, 554280, 571640, 686890, 824268, 857460, 1030335, 1373780, 1648536, 1714920, 2060670, 2129359, 2747560, 4121340, 4258718, 6388077, 8242680, 8517436, 10646795, 12776154, 17034872, 21293590, 25552308, 31940385, 42587180, 51104616, 63880770, 85174360, 127761540, 255523080]

約数ペア:

[(1, 255523080), (2, 127761540), (3, 85174360), (4, 63880770), (5, 51104616), (6, 42587180), (8, 31940385), (10, 25552308), (12, 21293590), (15, 17034872), (20, 12776154), (24, 10646795), (30, 8517436), (31, 8242680), (40, 6388077), (60, 4258718), (62, 4121340), (93, 2747560), (120, 2129359), (124, 2060670), (149, 1714920), (155, 1648536), (186, 1373780), (248, 1030335), (298, 857460), (310, 824268), (372, 686890), (447, 571640), (461, 554280), (465, 549512), (596, 428730), (620, 412134), (744, 343445), (745, 342984), (894, 285820), (922, 277140), (930, 274756), (1192, 214365), (1240, 206067), (1383, 184760), (1490, 171492), (1788, 142910), (1844, 138570), (1860, 137378), (2235, 114328), (2305, 110856), (2766, 92380), (2980, 85746), (3576, 71455), (3688, 69285), (3720, 68689), (4470, 57164), (4610, 55428), (4619, 55320), (5532, 46190), (5960, 42873), (6915, 36952), (8940, 28582), (9220, 27714), (9238, 27660), (11064, 23095), (13830, 18476), (13857, 18440), (14291, 17880)]