518844040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1487}}^1$

素因数の和:1583

約数の個数: 128

約数和(自身を含む): 1394910720

約数和(自身を除く): 876066680

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 61, 65, 88, 104, 110, 122, 130, 143, 220, 244, 260, 286, 305, 440, 488, 520, 572, 610, 671, 715, 793, 1144, 1220, 1342, 1430, 1487, 1586, 2440, 2684, 2860, 2974, 3172, 3355, 3965, 5368, 5720, 5948, 6344, 6710, 7435, 7930, 8723, 11896, 13420, 14870, 15860, 16357, 17446, 19331, 26840, 29740, 31720, 32714, 34892, 38662, 43615, 59480, 65428, 69784, 77324, 81785, 87230, 90707, 96655, 130856, 154648, 163570, 174460, 181414, 193310, 212641, 327140, 348920, 362828, 386620, 425282, 453535, 654280, 725656, 773240, 850564, 907070, 997777, 1063205, 1179191, 1701128, 1814140, 1995554, 2126410, 2358382, 3628280, 3991108, 4252820, 4716764, 4988885, 5895955, 7982216, 8505640, 9433528, 9977770, 11791910, 12971101, 19955540, 23583820, 25942202, 39911080, 47167640, 51884404, 64855505, 103768808, 129711010, 259422020, 518844040]

約数ペア:

[(1, 518844040), (2, 259422020), (4, 129711010), (5, 103768808), (8, 64855505), (10, 51884404), (11, 47167640), (13, 39911080), (20, 25942202), (22, 23583820), (26, 19955540), (40, 12971101), (44, 11791910), (52, 9977770), (55, 9433528), (61, 8505640), (65, 7982216), (88, 5895955), (104, 4988885), (110, 4716764), (122, 4252820), (130, 3991108), (143, 3628280), (220, 2358382), (244, 2126410), (260, 1995554), (286, 1814140), (305, 1701128), (440, 1179191), (488, 1063205), (520, 997777), (572, 907070), (610, 850564), (671, 773240), (715, 725656), (793, 654280), (1144, 453535), (1220, 425282), (1342, 386620), (1430, 362828), (1487, 348920), (1586, 327140), (2440, 212641), (2684, 193310), (2860, 181414), (2974, 174460), (3172, 163570), (3355, 154648), (3965, 130856), (5368, 96655), (5720, 90707), (5948, 87230), (6344, 81785), (6710, 77324), (7435, 69784), (7930, 65428), (8723, 59480), (11896, 43615), (13420, 38662), (14870, 34892), (15860, 32714), (16357, 31720), (17446, 29740), (19331, 26840)]