630893640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{404419}}^1$

素因数の和:404446

約数の個数: 64

約数和(自身を含む): 2038276800

約数和(自身を除く): 1407383160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 404419, 808838, 1213257, 1617676, 2022095, 2426514, 3235352, 4044190, 4853028, 5257447, 6066285, 8088380, 9706056, 10514894, 12132570, 15772341, 16176760, 21029788, 24265140, 26287235, 31544682, 42059576, 48530280, 52574470, 63089364, 78861705, 105148940, 126178728, 157723410, 210297880, 315446820, 630893640]

約数ペア:

[(1, 630893640), (2, 315446820), (3, 210297880), (4, 157723410), (5, 126178728), (6, 105148940), (8, 78861705), (10, 63089364), (12, 52574470), (13, 48530280), (15, 42059576), (20, 31544682), (24, 26287235), (26, 24265140), (30, 21029788), (39, 16176760), (40, 15772341), (52, 12132570), (60, 10514894), (65, 9706056), (78, 8088380), (104, 6066285), (120, 5257447), (130, 4853028), (156, 4044190), (195, 3235352), (260, 2426514), (312, 2022095), (390, 1617676), (520, 1213257), (780, 808838), (1560, 404419)]