68942580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{164149}}^1$

素因数の和:164168

約数の個数: 48

約数和(自身を含む): 220617600

約数和(自身を除く): 151675020

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, 164149, 328298, 492447, 656596, 820745, 984894, 1149043, 1641490, 1969788, 2298086, 2462235, 3282980, 3447129, 4596172, 4924470, 5745215, 6894258, 9848940, 11490430, 13788516, 17235645, 22980860, 34471290, 68942580]

約数ペア:

[(1, 68942580), (2, 34471290), (3, 22980860), (4, 17235645), (5, 13788516), (6, 11490430), (7, 9848940), (10, 6894258), (12, 5745215), (14, 4924470), (15, 4596172), (20, 3447129), (21, 3282980), (28, 2462235), (30, 2298086), (35, 1969788), (42, 1641490), (60, 1149043), (70, 984894), (84, 820745), (105, 656596), (140, 492447), (210, 328298), (420, 164149)]