1481480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1$

素因数の和:79

約数の個数: 128

約数和(自身を含む): 4596480

約数和(自身を除く): 3115000

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 26, 28, 35, 37, 40, 44, 52, 55, 56, 65, 70, 74, 77, 88, 91, 104, 110, 130, 140, 143, 148, 154, 182, 185, 220, 259, 260, 280, 286, 296, 308, 364, 370, 385, 407, 440, 455, 481, 518, 520, 572, 616, 715, 728, 740, 770, 814, 910, 962, 1001, 1036, 1144, 1295, 1430, 1480, 1540, 1628, 1820, 1924, 2002, 2035, 2072, 2405, 2590, 2849, 2860, 3080, 3256, 3367, 3640, 3848, 4004, 4070, 4810, 5005, 5180, 5291, 5698, 5720, 6734, 8008, 8140, 9620, 10010, 10360, 10582, 11396, 13468, 14245, 16280, 16835, 19240, 20020, 21164, 22792, 26455, 26936, 28490, 33670, 37037, 40040, 42328, 52910, 56980, 67340, 74074, 105820, 113960, 134680, 148148, 185185, 211640, 296296, 370370, 740740, 1481480]

約数ペア:

[(1, 1481480), (2, 740740), (4, 370370), (5, 296296), (7, 211640), (8, 185185), (10, 148148), (11, 134680), (13, 113960), (14, 105820), (20, 74074), (22, 67340), (26, 56980), (28, 52910), (35, 42328), (37, 40040), (40, 37037), (44, 33670), (52, 28490), (55, 26936), (56, 26455), (65, 22792), (70, 21164), (74, 20020), (77, 19240), (88, 16835), (91, 16280), (104, 14245), (110, 13468), (130, 11396), (140, 10582), (143, 10360), (148, 10010), (154, 9620), (182, 8140), (185, 8008), (220, 6734), (259, 5720), (260, 5698), (280, 5291), (286, 5180), (296, 5005), (308, 4810), (364, 4070), (370, 4004), (385, 3848), (407, 3640), (440, 3367), (455, 3256), (481, 3080), (518, 2860), (520, 2849), (572, 2590), (616, 2405), (715, 2072), (728, 2035), (740, 2002), (770, 1924), (814, 1820), (910, 1628), (962, 1540), (1001, 1480), (1036, 1430), (1144, 1295)]