289779960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{142049}}^1$

素因数の和:142080

約数の個数: 64

約数和(自身を含む): 920484000

約数和(自身を除く): 630704040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 142049, 284098, 426147, 568196, 710245, 852294, 1136392, 1420490, 1704588, 2130735, 2414833, 2840980, 3409176, 4261470, 4829666, 5681960, 7244499, 8522940, 9659332, 12074165, 14488998, 17045880, 19318664, 24148330, 28977996, 36222495, 48296660, 57955992, 72444990, 96593320, 144889980, 289779960]

約数ペア:

[(1, 289779960), (2, 144889980), (3, 96593320), (4, 72444990), (5, 57955992), (6, 48296660), (8, 36222495), (10, 28977996), (12, 24148330), (15, 19318664), (17, 17045880), (20, 14488998), (24, 12074165), (30, 9659332), (34, 8522940), (40, 7244499), (51, 5681960), (60, 4829666), (68, 4261470), (85, 3409176), (102, 2840980), (120, 2414833), (136, 2130735), (170, 1704588), (204, 1420490), (255, 1136392), (340, 852294), (408, 710245), (510, 568196), (680, 426147), (1020, 284098), (2040, 142049)]