30501660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{72623}}^1$

素因数の和:72642

約数の個数: 48

約数和(自身を含む): 97606656

約数和(自身を除く): 67104996

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, 72623, 145246, 217869, 290492, 363115, 435738, 508361, 726230, 871476, 1016722, 1089345, 1452460, 1525083, 2033444, 2178690, 2541805, 3050166, 4357380, 5083610, 6100332, 7625415, 10167220, 15250830, 30501660]

約数ペア:

[(1, 30501660), (2, 15250830), (3, 10167220), (4, 7625415), (5, 6100332), (6, 5083610), (7, 4357380), (10, 3050166), (12, 2541805), (14, 2178690), (15, 2033444), (20, 1525083), (21, 1452460), (28, 1089345), (30, 1016722), (35, 871476), (42, 726230), (60, 508361), (70, 435738), (84, 363115), (105, 290492), (140, 217869), (210, 145246), (420, 72623)]