157070640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{1021}}^1$

素因数の和:1678

約数の個数: 80

約数和(自身を含む): 488156256

約数和(自身を除く): 331085616

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 641, 1021, 1282, 1923, 2042, 2564, 3063, 3205, 3846, 4084, 5105, 5128, 6126, 6410, 7692, 8168, 9615, 10210, 10256, 12252, 12820, 15315, 15384, 16336, 19230, 20420, 24504, 25640, 30630, 30768, 38460, 40840, 49008, 51280, 61260, 76920, 81680, 122520, 153840, 245040, 654461, 1308922, 1963383, 2617844, 3272305, 3926766, 5235688, 6544610, 7853532, 9816915, 10471376, 13089220, 15707064, 19633830, 26178440, 31414128, 39267660, 52356880, 78535320, 157070640]

約数ペア:

[(1, 157070640), (2, 78535320), (3, 52356880), (4, 39267660), (5, 31414128), (6, 26178440), (8, 19633830), (10, 15707064), (12, 13089220), (15, 10471376), (16, 9816915), (20, 7853532), (24, 6544610), (30, 5235688), (40, 3926766), (48, 3272305), (60, 2617844), (80, 1963383), (120, 1308922), (240, 654461), (641, 245040), (1021, 153840), (1282, 122520), (1923, 81680), (2042, 76920), (2564, 61260), (3063, 51280), (3205, 49008), (3846, 40840), (4084, 38460), (5105, 30768), (5128, 30630), (6126, 25640), (6410, 24504), (7692, 20420), (8168, 19230), (9615, 16336), (10210, 15384), (10256, 15315), (12252, 12820)]