82219620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{195761}}^1$

素因数の和:195780

約数の個数: 48

約数和(自身を含む): 263104128

約数和(自身を除く): 180884508

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, 195761, 391522, 587283, 783044, 978805, 1174566, 1370327, 1957610, 2349132, 2740654, 2936415, 3915220, 4110981, 5481308, 5872830, 6851635, 8221962, 11745660, 13703270, 16443924, 20554905, 27406540, 41109810, 82219620]

約数ペア:

[(1, 82219620), (2, 41109810), (3, 27406540), (4, 20554905), (5, 16443924), (6, 13703270), (7, 11745660), (10, 8221962), (12, 6851635), (14, 5872830), (15, 5481308), (20, 4110981), (21, 3915220), (28, 2936415), (30, 2740654), (35, 2349132), (42, 1957610), (60, 1370327), (70, 1174566), (84, 978805), (105, 783044), (140, 587283), (210, 391522), (420, 195761)]