30627660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{72923}}^1$

素因数の和:72942

約数の個数: 48

約数和(自身を含む): 98009856

約数和(自身を除く): 67382196

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, 72923, 145846, 218769, 291692, 364615, 437538, 510461, 729230, 875076, 1020922, 1093845, 1458460, 1531383, 2041844, 2187690, 2552305, 3062766, 4375380, 5104610, 6125532, 7656915, 10209220, 15313830, 30627660]

約数ペア:

[(1, 30627660), (2, 15313830), (3, 10209220), (4, 7656915), (5, 6125532), (6, 5104610), (7, 4375380), (10, 3062766), (12, 2552305), (14, 2187690), (15, 2041844), (20, 1531383), (21, 1458460), (28, 1093845), (30, 1020922), (35, 875076), (42, 729230), (60, 510461), (70, 437538), (84, 364615), (105, 291692), (140, 218769), (210, 145846), (420, 72923)]