318412980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{16229}}^1$

素因数の和:16353

約数の個数: 72

約数和(自身を含む): 974773800

約数和(自身を除く): 656360820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 109, 180, 218, 327, 436, 545, 654, 981, 1090, 1308, 1635, 1962, 2180, 3270, 3924, 4905, 6540, 9810, 16229, 19620, 32458, 48687, 64916, 81145, 97374, 146061, 162290, 194748, 243435, 292122, 324580, 486870, 584244, 730305, 973740, 1460610, 1768961, 2921220, 3537922, 5306883, 7075844, 8844805, 10613766, 15920649, 17689610, 21227532, 26534415, 31841298, 35379220, 53068830, 63682596, 79603245, 106137660, 159206490, 318412980]

約数ペア:

[(1, 318412980), (2, 159206490), (3, 106137660), (4, 79603245), (5, 63682596), (6, 53068830), (9, 35379220), (10, 31841298), (12, 26534415), (15, 21227532), (18, 17689610), (20, 15920649), (30, 10613766), (36, 8844805), (45, 7075844), (60, 5306883), (90, 3537922), (109, 2921220), (180, 1768961), (218, 1460610), (327, 973740), (436, 730305), (545, 584244), (654, 486870), (981, 324580), (1090, 292122), (1308, 243435), (1635, 194748), (1962, 162290), (2180, 146061), (3270, 97374), (3924, 81145), (4905, 64916), (6540, 48687), (9810, 32458), (16229, 19620)]