138697860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{330233}}^1$

素因数の和:330252

約数の個数: 48

約数和(自身を含む): 443834496

約数和(自身を除く): 305136636

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 330233, 660466, 990699, 1320932, 1651165, 1981398, 2311631, 3302330, 3962796, 4623262, 4953495, 6604660, 6934893, 9246524, 9906990, 11558155, 13869786, 19813980, 23116310, 27739572, 34674465, 46232620, 69348930, 138697860]

約数ペア:

[(1, 138697860), (2, 69348930), (3, 46232620), (4, 34674465), (5, 27739572), (6, 23116310), (7, 19813980), (10, 13869786), (12, 11558155), (14, 9906990), (15, 9246524), (20, 6934893), (21, 6604660), (28, 4953495), (30, 4623262), (35, 3962796), (42, 3302330), (60, 2311631), (70, 1981398), (84, 1651165), (105, 1320932), (140, 990699), (210, 660466), (420, 330233)]