162994020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{388081}}^1$

素因数の和:388100

約数の個数: 48

約数和(自身を含む): 521582208

約数和(自身を除く): 358588188

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, 388081, 776162, 1164243, 1552324, 1940405, 2328486, 2716567, 3880810, 4656972, 5433134, 5821215, 7761620, 8149701, 10866268, 11642430, 13582835, 16299402, 23284860, 27165670, 32598804, 40748505, 54331340, 81497010, 162994020]

約数ペア:

[(1, 162994020), (2, 81497010), (3, 54331340), (4, 40748505), (5, 32598804), (6, 27165670), (7, 23284860), (10, 16299402), (12, 13582835), (14, 11642430), (15, 10866268), (20, 8149701), (21, 7761620), (28, 5821215), (30, 5433134), (35, 4656972), (42, 3880810), (60, 2716567), (70, 2328486), (84, 1940405), (105, 1552324), (140, 1164243), (210, 776162), (420, 388081)]