518455980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{411473}}^1$

素因数の和:411495

約数の個数: 72

約数和(自身を含む): 1797318432

約数和(自身を除く): 1278862452

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 411473, 822946, 1234419, 1645892, 2057365, 2468838, 2880311, 3703257, 4114730, 4937676, 5760622, 6172095, 7406514, 8229460, 8640933, 11521244, 12344190, 14401555, 14813028, 17281866, 18516285, 24688380, 25922799, 28803110, 34563732, 37032570, 43204665, 51845598, 57606220, 74065140, 86409330, 103691196, 129613995, 172818660, 259227990, 518455980]

約数ペア:

[(1, 518455980), (2, 259227990), (3, 172818660), (4, 129613995), (5, 103691196), (6, 86409330), (7, 74065140), (9, 57606220), (10, 51845598), (12, 43204665), (14, 37032570), (15, 34563732), (18, 28803110), (20, 25922799), (21, 24688380), (28, 18516285), (30, 17281866), (35, 14813028), (36, 14401555), (42, 12344190), (45, 11521244), (60, 8640933), (63, 8229460), (70, 7406514), (84, 6172095), (90, 5760622), (105, 4937676), (126, 4114730), (140, 3703257), (180, 2880311), (210, 2468838), (252, 2057365), (315, 1645892), (420, 1234419), (630, 822946), (1260, 411473)]