407938860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{569}}^2$

素因数の和:1160

約数の個数: 108

約数和(自身を含む): 1416677808

約数和(自身を除く): 1008738948

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, 569, 630, 1138, 1260, 1707, 2276, 2845, 3414, 3983, 5121, 5690, 6828, 7966, 8535, 10242, 11380, 11949, 15932, 17070, 19915, 20484, 23898, 25605, 34140, 35847, 39830, 47796, 51210, 59745, 71694, 79660, 102420, 119490, 143388, 179235, 238980, 323761, 358470, 647522, 716940, 971283, 1295044, 1618805, 1942566, 2266327, 2913849, 3237610, 3885132, 4532654, 4856415, 5827698, 6475220, 6798981, 9065308, 9712830, 11331635, 11655396, 13597962, 14569245, 19425660, 20396943, 22663270, 27195924, 29138490, 33994905, 40793886, 45326540, 58276980, 67989810, 81587772, 101984715, 135979620, 203969430, 407938860]

約数ペア:

[(1, 407938860), (2, 203969430), (3, 135979620), (4, 101984715), (5, 81587772), (6, 67989810), (7, 58276980), (9, 45326540), (10, 40793886), (12, 33994905), (14, 29138490), (15, 27195924), (18, 22663270), (20, 20396943), (21, 19425660), (28, 14569245), (30, 13597962), (35, 11655396), (36, 11331635), (42, 9712830), (45, 9065308), (60, 6798981), (63, 6475220), (70, 5827698), (84, 4856415), (90, 4532654), (105, 3885132), (126, 3237610), (140, 2913849), (180, 2266327), (210, 1942566), (252, 1618805), (315, 1295044), (420, 971283), (569, 716940), (630, 647522), (1138, 358470), (1260, 323761), (1707, 238980), (2276, 179235), (2845, 143388), (3414, 119490), (3983, 102420), (5121, 79660), (5690, 71694), (6828, 59745), (7966, 51210), (8535, 47796), (10242, 39830), (11380, 35847), (11949, 34140), (15932, 25605), (17070, 23898), (19915, 20484)]