139025460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{331013}}^1$

素因数の和:331032

約数の個数: 48

約数和(自身を含む): 444882816

約数和(自身を除く): 305857356

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, 331013, 662026, 993039, 1324052, 1655065, 1986078, 2317091, 3310130, 3972156, 4634182, 4965195, 6620260, 6951273, 9268364, 9930390, 11585455, 13902546, 19860780, 23170910, 27805092, 34756365, 46341820, 69512730, 139025460]

約数ペア:

[(1, 139025460), (2, 69512730), (3, 46341820), (4, 34756365), (5, 27805092), (6, 23170910), (7, 19860780), (10, 13902546), (12, 11585455), (14, 9930390), (15, 9268364), (20, 6951273), (21, 6620260), (28, 4965195), (30, 4634182), (35, 3972156), (42, 3310130), (60, 2317091), (70, 1986078), (84, 1655065), (105, 1324052), (140, 993039), (210, 662026), (420, 331013)]