204616860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{487183}}^1$

素因数の和:487202

約数の個数: 48

約数和(自身を含む): 654775296

約数和(自身を除く): 450158436

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, 487183, 974366, 1461549, 1948732, 2435915, 2923098, 3410281, 4871830, 5846196, 6820562, 7307745, 9743660, 10230843, 13641124, 14615490, 17051405, 20461686, 29230980, 34102810, 40923372, 51154215, 68205620, 102308430, 204616860]

約数ペア:

[(1, 204616860), (2, 102308430), (3, 68205620), (4, 51154215), (5, 40923372), (6, 34102810), (7, 29230980), (10, 20461686), (12, 17051405), (14, 14615490), (15, 13641124), (20, 10230843), (21, 9743660), (28, 7307745), (30, 6820562), (35, 5846196), (42, 4871830), (60, 3410281), (70, 2923098), (84, 2435915), (105, 1948732), (140, 1461549), (210, 974366), (420, 487183)]