289153120

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{601}}^1$

素因数の和:744

約数の個数: 96

約数和(自身を含む): 713615616

約数和(自身を除く): 424462496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 97, 124, 155, 160, 194, 248, 310, 388, 485, 496, 601, 620, 776, 970, 992, 1202, 1240, 1552, 1940, 2404, 2480, 3005, 3007, 3104, 3880, 4808, 4960, 6010, 6014, 7760, 9616, 12020, 12028, 15035, 15520, 18631, 19232, 24040, 24056, 30070, 37262, 48080, 48112, 58297, 60140, 74524, 93155, 96160, 96224, 116594, 120280, 149048, 186310, 233188, 240560, 291485, 298096, 372620, 466376, 481120, 582970, 596192, 745240, 932752, 1165940, 1490480, 1807207, 1865504, 2331880, 2980960, 3614414, 4663760, 7228828, 9036035, 9327520, 14457656, 18072070, 28915312, 36144140, 57830624, 72288280, 144576560, 289153120]

約数ペア:

[(1, 289153120), (2, 144576560), (4, 72288280), (5, 57830624), (8, 36144140), (10, 28915312), (16, 18072070), (20, 14457656), (31, 9327520), (32, 9036035), (40, 7228828), (62, 4663760), (80, 3614414), (97, 2980960), (124, 2331880), (155, 1865504), (160, 1807207), (194, 1490480), (248, 1165940), (310, 932752), (388, 745240), (485, 596192), (496, 582970), (601, 481120), (620, 466376), (776, 372620), (970, 298096), (992, 291485), (1202, 240560), (1240, 233188), (1552, 186310), (1940, 149048), (2404, 120280), (2480, 116594), (3005, 96224), (3007, 96160), (3104, 93155), (3880, 74524), (4808, 60140), (4960, 58297), (6010, 48112), (6014, 48080), (7760, 37262), (9616, 30070), (12020, 24056), (12028, 24040), (15035, 19232), (15520, 18631)]