204624720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{284201}}^1$

素因数の和:284220

約数の個数: 60

約数和(自身を含む): 687200436

約数和(自身を除く): 482575716

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 284201, 568402, 852603, 1136804, 1421005, 1705206, 2273608, 2557809, 2842010, 3410412, 4263015, 4547216, 5115618, 5684020, 6820824, 8526030, 10231236, 11368040, 12789045, 13641648, 17052060, 20462472, 22736080, 25578090, 34104120, 40924944, 51156180, 68208240, 102312360, 204624720]

約数ペア:

[(1, 204624720), (2, 102312360), (3, 68208240), (4, 51156180), (5, 40924944), (6, 34104120), (8, 25578090), (9, 22736080), (10, 20462472), (12, 17052060), (15, 13641648), (16, 12789045), (18, 11368040), (20, 10231236), (24, 8526030), (30, 6820824), (36, 5684020), (40, 5115618), (45, 4547216), (48, 4263015), (60, 3410412), (72, 2842010), (80, 2557809), (90, 2273608), (120, 1705206), (144, 1421005), (180, 1136804), (240, 852603), (360, 568402), (720, 284201)]