154931920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{467}}^1$

素因数の和:533

約数の個数: 160

約数和(自身を含む): 438721920

約数和(自身を除く): 283790000

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 29, 40, 44, 52, 55, 58, 65, 80, 88, 104, 110, 116, 130, 143, 145, 176, 208, 220, 232, 260, 286, 290, 319, 377, 440, 464, 467, 520, 572, 580, 638, 715, 754, 880, 934, 1040, 1144, 1160, 1276, 1430, 1508, 1595, 1868, 1885, 2288, 2320, 2335, 2552, 2860, 3016, 3190, 3736, 3770, 4147, 4670, 5104, 5137, 5720, 6032, 6071, 6380, 7472, 7540, 8294, 9340, 10274, 11440, 12142, 12760, 13543, 15080, 16588, 18680, 20548, 20735, 24284, 25520, 25685, 27086, 30160, 30355, 33176, 37360, 41096, 41470, 48568, 51370, 54172, 60710, 66352, 66781, 67715, 82192, 82940, 97136, 102740, 108344, 121420, 133562, 135430, 148973, 165880, 176059, 205480, 216688, 242840, 267124, 270860, 297946, 331760, 333905, 352118, 410960, 485680, 534248, 541720, 595892, 667810, 704236, 744865, 880295, 1068496, 1083440, 1191784, 1335620, 1408472, 1489730, 1760590, 1936649, 2383568, 2671240, 2816944, 2979460, 3521180, 3873298, 5342480, 5958920, 7042360, 7746596, 9683245, 11917840, 14084720, 15493192, 19366490, 30986384, 38732980, 77465960, 154931920]

約数ペア:

[(1, 154931920), (2, 77465960), (4, 38732980), (5, 30986384), (8, 19366490), (10, 15493192), (11, 14084720), (13, 11917840), (16, 9683245), (20, 7746596), (22, 7042360), (26, 5958920), (29, 5342480), (40, 3873298), (44, 3521180), (52, 2979460), (55, 2816944), (58, 2671240), (65, 2383568), (80, 1936649), (88, 1760590), (104, 1489730), (110, 1408472), (116, 1335620), (130, 1191784), (143, 1083440), (145, 1068496), (176, 880295), (208, 744865), (220, 704236), (232, 667810), (260, 595892), (286, 541720), (290, 534248), (319, 485680), (377, 410960), (440, 352118), (464, 333905), (467, 331760), (520, 297946), (572, 270860), (580, 267124), (638, 242840), (715, 216688), (754, 205480), (880, 176059), (934, 165880), (1040, 148973), (1144, 135430), (1160, 133562), (1276, 121420), (1430, 108344), (1508, 102740), (1595, 97136), (1868, 82940), (1885, 82192), (2288, 67715), (2320, 66781), (2335, 66352), (2552, 60710), (2860, 54172), (3016, 51370), (3190, 48568), (3736, 41470), (3770, 41096), (4147, 37360), (4670, 33176), (5104, 30355), (5137, 30160), (5720, 27086), (6032, 25685), (6071, 25520), (6380, 24284), (7472, 20735), (7540, 20548), (8294, 18680), (9340, 16588), (10274, 15080), (11440, 13543), (12142, 12760)]