246658860

素因数分解:

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

素因数の和:195783

約数の個数: 72

約数和(自身を含む): 855088416

約数和(自身を除く): 608429556

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 195761, 391522, 587283, 783044, 978805, 1174566, 1370327, 1761849, 1957610, 2349132, 2740654, 2936415, 3523698, 3915220, 4110981, 5481308, 5872830, 6851635, 7047396, 8221962, 8809245, 11745660, 12332943, 13703270, 16443924, 17618490, 20554905, 24665886, 27406540, 35236980, 41109810, 49331772, 61664715, 82219620, 123329430, 246658860]

約数ペア:

[(1, 246658860), (2, 123329430), (3, 82219620), (4, 61664715), (5, 49331772), (6, 41109810), (7, 35236980), (9, 27406540), (10, 24665886), (12, 20554905), (14, 17618490), (15, 16443924), (18, 13703270), (20, 12332943), (21, 11745660), (28, 8809245), (30, 8221962), (35, 7047396), (36, 6851635), (42, 5872830), (45, 5481308), (60, 4110981), (63, 3915220), (70, 3523698), (84, 2936415), (90, 2740654), (105, 2349132), (126, 1957610), (140, 1761849), (180, 1370327), (210, 1174566), (252, 978805), (315, 783044), (420, 587283), (630, 391522), (1260, 195761)]