149098840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{643}}^1$

素因数の和:713

約数の個数: 128

約数和(自身を含む): 400619520

約数和(自身を除く): 251520680

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 31, 34, 40, 44, 55, 62, 68, 85, 88, 110, 124, 136, 155, 170, 187, 220, 248, 310, 340, 341, 374, 440, 527, 620, 643, 680, 682, 748, 935, 1054, 1240, 1286, 1364, 1496, 1705, 1870, 2108, 2572, 2635, 2728, 3215, 3410, 3740, 4216, 5144, 5270, 5797, 6430, 6820, 7073, 7480, 10540, 10931, 11594, 12860, 13640, 14146, 19933, 21080, 21862, 23188, 25720, 28292, 28985, 35365, 39866, 43724, 46376, 54655, 56584, 57970, 70730, 79732, 87448, 99665, 109310, 115940, 120241, 141460, 159464, 199330, 218620, 219263, 231880, 240482, 282920, 338861, 398660, 437240, 438526, 480964, 601205, 677722, 797320, 877052, 961928, 1096315, 1202410, 1355444, 1694305, 1754104, 2192630, 2404820, 2710888, 3388610, 3727471, 4385260, 4809640, 6777220, 7454942, 8770520, 13554440, 14909884, 18637355, 29819768, 37274710, 74549420, 149098840]

約数ペア:

[(1, 149098840), (2, 74549420), (4, 37274710), (5, 29819768), (8, 18637355), (10, 14909884), (11, 13554440), (17, 8770520), (20, 7454942), (22, 6777220), (31, 4809640), (34, 4385260), (40, 3727471), (44, 3388610), (55, 2710888), (62, 2404820), (68, 2192630), (85, 1754104), (88, 1694305), (110, 1355444), (124, 1202410), (136, 1096315), (155, 961928), (170, 877052), (187, 797320), (220, 677722), (248, 601205), (310, 480964), (340, 438526), (341, 437240), (374, 398660), (440, 338861), (527, 282920), (620, 240482), (643, 231880), (680, 219263), (682, 218620), (748, 199330), (935, 159464), (1054, 141460), (1240, 120241), (1286, 115940), (1364, 109310), (1496, 99665), (1705, 87448), (1870, 79732), (2108, 70730), (2572, 57970), (2635, 56584), (2728, 54655), (3215, 46376), (3410, 43724), (3740, 39866), (4216, 35365), (5144, 28985), (5270, 28292), (5797, 25720), (6430, 23188), (6820, 21862), (7073, 21080), (7480, 19933), (10540, 14146), (10931, 13640), (11594, 12860)]