71798580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{56983}}^1$

素因数の和:57005

約数の個数: 72

約数和(自身を含む): 248906112

約数和(自身を除く): 177107532

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, 56983, 113966, 170949, 227932, 284915, 341898, 398881, 512847, 569830, 683796, 797762, 854745, 1025694, 1139660, 1196643, 1595524, 1709490, 1994405, 2051388, 2393286, 2564235, 3418980, 3589929, 3988810, 4786572, 5128470, 5983215, 7179858, 7977620, 10256940, 11966430, 14359716, 17949645, 23932860, 35899290, 71798580]

約数ペア:

[(1, 71798580), (2, 35899290), (3, 23932860), (4, 17949645), (5, 14359716), (6, 11966430), (7, 10256940), (9, 7977620), (10, 7179858), (12, 5983215), (14, 5128470), (15, 4786572), (18, 3988810), (20, 3589929), (21, 3418980), (28, 2564235), (30, 2393286), (35, 2051388), (36, 1994405), (42, 1709490), (45, 1595524), (60, 1196643), (63, 1139660), (70, 1025694), (84, 854745), (90, 797762), (105, 683796), (126, 569830), (140, 512847), (180, 398881), (210, 341898), (252, 284915), (315, 227932), (420, 170949), (630, 113966), (1260, 56983)]