7617720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1$

素因数の和:253

約数の個数: 128

約数和(自身を含む): 25920000

約数和(自身を除く): 18302280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 29, 30, 33, 40, 44, 55, 58, 60, 66, 87, 88, 110, 116, 120, 132, 145, 165, 174, 199, 220, 232, 264, 290, 319, 330, 348, 398, 435, 440, 580, 597, 638, 660, 696, 796, 870, 957, 995, 1160, 1194, 1276, 1320, 1592, 1595, 1740, 1914, 1990, 2189, 2388, 2552, 2985, 3190, 3480, 3828, 3980, 4378, 4776, 4785, 5771, 5970, 6380, 6567, 7656, 7960, 8756, 9570, 10945, 11542, 11940, 12760, 13134, 17313, 17512, 19140, 21890, 23084, 23880, 26268, 28855, 32835, 34626, 38280, 43780, 46168, 52536, 57710, 63481, 65670, 69252, 86565, 87560, 115420, 126962, 131340, 138504, 173130, 190443, 230840, 253924, 262680, 317405, 346260, 380886, 507848, 634810, 692520, 761772, 952215, 1269620, 1523544, 1904430, 2539240, 3808860, 7617720]

約数ペア:

[(1, 7617720), (2, 3808860), (3, 2539240), (4, 1904430), (5, 1523544), (6, 1269620), (8, 952215), (10, 761772), (11, 692520), (12, 634810), (15, 507848), (20, 380886), (22, 346260), (24, 317405), (29, 262680), (30, 253924), (33, 230840), (40, 190443), (44, 173130), (55, 138504), (58, 131340), (60, 126962), (66, 115420), (87, 87560), (88, 86565), (110, 69252), (116, 65670), (120, 63481), (132, 57710), (145, 52536), (165, 46168), (174, 43780), (199, 38280), (220, 34626), (232, 32835), (264, 28855), (290, 26268), (319, 23880), (330, 23084), (348, 21890), (398, 19140), (435, 17512), (440, 17313), (580, 13134), (597, 12760), (638, 11940), (660, 11542), (696, 10945), (796, 9570), (870, 8756), (957, 7960), (995, 7656), (1160, 6567), (1194, 6380), (1276, 5970), (1320, 5771), (1592, 4785), (1595, 4776), (1740, 4378), (1914, 3980), (1990, 3828), (2189, 3480), (2388, 3190), (2552, 2985)]