1290158460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{152501}}^1$

素因数の和:152563

約数の個数: 72

約数和(自身を含む): 3996772416

約数和(自身を除く): 2706613956

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 90, 94, 141, 180, 188, 235, 282, 423, 470, 564, 705, 846, 940, 1410, 1692, 2115, 2820, 4230, 8460, 152501, 305002, 457503, 610004, 762505, 915006, 1372509, 1525010, 1830012, 2287515, 2745018, 3050020, 4575030, 5490036, 6862545, 7167547, 9150060, 13725090, 14335094, 21502641, 27450180, 28670188, 35837735, 43005282, 64507923, 71675470, 86010564, 107513205, 129015846, 143350940, 215026410, 258031692, 322539615, 430052820, 645079230, 1290158460]

約数ペア:

[(1, 1290158460), (2, 645079230), (3, 430052820), (4, 322539615), (5, 258031692), (6, 215026410), (9, 143350940), (10, 129015846), (12, 107513205), (15, 86010564), (18, 71675470), (20, 64507923), (30, 43005282), (36, 35837735), (45, 28670188), (47, 27450180), (60, 21502641), (90, 14335094), (94, 13725090), (141, 9150060), (180, 7167547), (188, 6862545), (235, 5490036), (282, 4575030), (423, 3050020), (470, 2745018), (564, 2287515), (705, 1830012), (846, 1525010), (940, 1372509), (1410, 915006), (1692, 762505), (2115, 610004), (2820, 457503), (4230, 305002), (8460, 152501)]