159178740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{378997}}^1$

素因数の和:379016

約数の個数: 48

約数和(自身を含む): 509373312

約数和(自身を除く): 350194572

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, 378997, 757994, 1136991, 1515988, 1894985, 2273982, 2652979, 3789970, 4547964, 5305958, 5684955, 7579940, 7958937, 10611916, 11369910, 13264895, 15917874, 22739820, 26529790, 31835748, 39794685, 53059580, 79589370, 159178740]

約数ペア:

[(1, 159178740), (2, 79589370), (3, 53059580), (4, 39794685), (5, 31835748), (6, 26529790), (7, 22739820), (10, 15917874), (12, 13264895), (14, 11369910), (15, 10611916), (20, 7958937), (21, 7579940), (28, 5684955), (30, 5305958), (35, 4547964), (42, 3789970), (60, 2652979), (70, 2273982), (84, 1894985), (105, 1515988), (140, 1136991), (210, 757994), (420, 378997)]