644308140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1534067}}^1$

素因数の和:1534086

約数の個数: 48

約数和(自身を含む): 2061787392

約数和(自身を除く): 1417479252

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, 1534067, 3068134, 4602201, 6136268, 7670335, 9204402, 10738469, 15340670, 18408804, 21476938, 23011005, 30681340, 32215407, 42953876, 46022010, 53692345, 64430814, 92044020, 107384690, 128861628, 161077035, 214769380, 322154070, 644308140]

約数ペア:

[(1, 644308140), (2, 322154070), (3, 214769380), (4, 161077035), (5, 128861628), (6, 107384690), (7, 92044020), (10, 64430814), (12, 53692345), (14, 46022010), (15, 42953876), (20, 32215407), (21, 30681340), (28, 23011005), (30, 21476938), (35, 18408804), (42, 15340670), (60, 10738469), (70, 9204402), (84, 7670335), (105, 6136268), (140, 4602201), (210, 3068134), (420, 1534067)]