220425940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{487}}^1$

素因数の和:617

約数の個数: 96

約数和(自身を含む): 548964864

約数和(自身を除く): 328538924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 61, 70, 106, 122, 140, 212, 244, 265, 305, 371, 427, 487, 530, 610, 742, 854, 974, 1060, 1220, 1484, 1708, 1855, 1948, 2135, 2435, 3233, 3409, 3710, 4270, 4870, 6466, 6818, 7420, 8540, 9740, 12932, 13636, 16165, 17045, 22631, 25811, 29707, 32330, 34090, 45262, 51622, 59414, 64660, 68180, 90524, 103244, 113155, 118828, 129055, 148535, 180677, 207949, 226310, 258110, 297070, 361354, 415898, 452620, 516220, 594140, 722708, 831796, 903385, 1039745, 1574471, 1806770, 2079490, 3148942, 3613540, 4158980, 6297884, 7872355, 11021297, 15744710, 22042594, 31489420, 44085188, 55106485, 110212970, 220425940]

約数ペア:

[(1, 220425940), (2, 110212970), (4, 55106485), (5, 44085188), (7, 31489420), (10, 22042594), (14, 15744710), (20, 11021297), (28, 7872355), (35, 6297884), (53, 4158980), (61, 3613540), (70, 3148942), (106, 2079490), (122, 1806770), (140, 1574471), (212, 1039745), (244, 903385), (265, 831796), (305, 722708), (371, 594140), (427, 516220), (487, 452620), (530, 415898), (610, 361354), (742, 297070), (854, 258110), (974, 226310), (1060, 207949), (1220, 180677), (1484, 148535), (1708, 129055), (1855, 118828), (1948, 113155), (2135, 103244), (2435, 90524), (3233, 68180), (3409, 64660), (3710, 59414), (4270, 51622), (4870, 45262), (6466, 34090), (6818, 32330), (7420, 29707), (8540, 25811), (9740, 22631), (12932, 17045), (13636, 16165)]