68075880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1$

素因数の和:303

約数の個数: 128

約数和(自身を含む): 212889600

約数和(自身を除く): 144813720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 79, 86, 120, 129, 158, 167, 172, 215, 237, 258, 316, 334, 344, 395, 430, 474, 501, 516, 632, 645, 668, 790, 835, 860, 948, 1002, 1032, 1185, 1290, 1336, 1580, 1670, 1720, 1896, 2004, 2370, 2505, 2580, 3160, 3340, 3397, 4008, 4740, 5010, 5160, 6680, 6794, 7181, 9480, 10020, 10191, 13193, 13588, 14362, 16985, 20040, 20382, 21543, 26386, 27176, 28724, 33970, 35905, 39579, 40764, 43086, 50955, 52772, 57448, 65965, 67940, 71810, 79158, 81528, 86172, 101910, 105544, 107715, 131930, 135880, 143620, 158316, 172344, 197895, 203820, 215430, 263860, 287240, 316632, 395790, 407640, 430860, 527720, 567299, 791580, 861720, 1134598, 1583160, 1701897, 2269196, 2836495, 3403794, 4538392, 5672990, 6807588, 8509485, 11345980, 13615176, 17018970, 22691960, 34037940, 68075880]

約数ペア:

[(1, 68075880), (2, 34037940), (3, 22691960), (4, 17018970), (5, 13615176), (6, 11345980), (8, 8509485), (10, 6807588), (12, 5672990), (15, 4538392), (20, 3403794), (24, 2836495), (30, 2269196), (40, 1701897), (43, 1583160), (60, 1134598), (79, 861720), (86, 791580), (120, 567299), (129, 527720), (158, 430860), (167, 407640), (172, 395790), (215, 316632), (237, 287240), (258, 263860), (316, 215430), (334, 203820), (344, 197895), (395, 172344), (430, 158316), (474, 143620), (501, 135880), (516, 131930), (632, 107715), (645, 105544), (668, 101910), (790, 86172), (835, 81528), (860, 79158), (948, 71810), (1002, 67940), (1032, 65965), (1185, 57448), (1290, 52772), (1336, 50955), (1580, 43086), (1670, 40764), (1720, 39579), (1896, 35905), (2004, 33970), (2370, 28724), (2505, 27176), (2580, 26386), (3160, 21543), (3340, 20382), (3397, 20040), (4008, 16985), (4740, 14362), (5010, 13588), (5160, 13193), (6680, 10191), (6794, 10020), (7181, 9480)]