156631420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{3109}}^1$

素因数の和:3358

約数の個数: 48

約数和(自身を含む): 360511200

約数和(自身を除く): 203879780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 229, 458, 916, 1145, 2290, 2519, 3109, 4580, 5038, 6218, 10076, 12436, 12595, 15545, 25190, 31090, 34199, 50380, 62180, 68398, 136796, 170995, 341990, 683980, 711961, 1423922, 2847844, 3559805, 7119610, 7831571, 14239220, 15663142, 31326284, 39157855, 78315710, 156631420]

約数ペア:

[(1, 156631420), (2, 78315710), (4, 39157855), (5, 31326284), (10, 15663142), (11, 14239220), (20, 7831571), (22, 7119610), (44, 3559805), (55, 2847844), (110, 1423922), (220, 711961), (229, 683980), (458, 341990), (916, 170995), (1145, 136796), (2290, 68398), (2519, 62180), (3109, 50380), (4580, 34199), (5038, 31090), (6218, 25190), (10076, 15545), (12436, 12595)]