747217320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{6911}}^1$

素因数の和:6995

約数の個数: 128

約数和(自身を含む): 2418647040

約数和(自身を除く): 1671429720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 53, 60, 68, 85, 102, 106, 120, 136, 159, 170, 204, 212, 255, 265, 318, 340, 408, 424, 510, 530, 636, 680, 795, 901, 1020, 1060, 1272, 1590, 1802, 2040, 2120, 2703, 3180, 3604, 4505, 5406, 6360, 6911, 7208, 9010, 10812, 13515, 13822, 18020, 20733, 21624, 27030, 27644, 34555, 36040, 41466, 54060, 55288, 69110, 82932, 103665, 108120, 117487, 138220, 165864, 207330, 234974, 276440, 352461, 366283, 414660, 469948, 587435, 704922, 732566, 829320, 939896, 1098849, 1174870, 1409844, 1465132, 1762305, 1831415, 2197698, 2349740, 2819688, 2930264, 3524610, 3662830, 4395396, 4699480, 5494245, 6226811, 7049220, 7325660, 8790792, 10988490, 12453622, 14098440, 14651320, 18680433, 21976980, 24907244, 31134055, 37360866, 43953960, 49814488, 62268110, 74721732, 93402165, 124536220, 149443464, 186804330, 249072440, 373608660, 747217320]

約数ペア:

[(1, 747217320), (2, 373608660), (3, 249072440), (4, 186804330), (5, 149443464), (6, 124536220), (8, 93402165), (10, 74721732), (12, 62268110), (15, 49814488), (17, 43953960), (20, 37360866), (24, 31134055), (30, 24907244), (34, 21976980), (40, 18680433), (51, 14651320), (53, 14098440), (60, 12453622), (68, 10988490), (85, 8790792), (102, 7325660), (106, 7049220), (120, 6226811), (136, 5494245), (159, 4699480), (170, 4395396), (204, 3662830), (212, 3524610), (255, 2930264), (265, 2819688), (318, 2349740), (340, 2197698), (408, 1831415), (424, 1762305), (510, 1465132), (530, 1409844), (636, 1174870), (680, 1098849), (795, 939896), (901, 829320), (1020, 732566), (1060, 704922), (1272, 587435), (1590, 469948), (1802, 414660), (2040, 366283), (2120, 352461), (2703, 276440), (3180, 234974), (3604, 207330), (4505, 165864), (5406, 138220), (6360, 117487), (6911, 108120), (7208, 103665), (9010, 82932), (10812, 69110), (13515, 55288), (13822, 54060), (18020, 41466), (20733, 36040), (21624, 34555), (27030, 27644)]