30667980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{73019}}^1$

素因数の和:73038

約数の個数: 48

約数和(自身を含む): 98138880

約数和(自身を除く): 67470900

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, 73019, 146038, 219057, 292076, 365095, 438114, 511133, 730190, 876228, 1022266, 1095285, 1460380, 1533399, 2044532, 2190570, 2555665, 3066798, 4381140, 5111330, 6133596, 7666995, 10222660, 15333990, 30667980]

約数ペア:

[(1, 30667980), (2, 15333990), (3, 10222660), (4, 7666995), (5, 6133596), (6, 5111330), (7, 4381140), (10, 3066798), (12, 2555665), (14, 2190570), (15, 2044532), (20, 1533399), (21, 1460380), (28, 1095285), (30, 1022266), (35, 876228), (42, 730190), (60, 511133), (70, 438114), (84, 365095), (105, 292076), (140, 219057), (210, 146038), (420, 73019)]