101217780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{283}}^1\times {\mathrm{1987}}^1$

素因数の和:2285

約数の個数: 72

約数和(自身を含む): 308267232

約数和(自身を除く): 207049452

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 283, 566, 849, 1132, 1415, 1698, 1987, 2547, 2830, 3396, 3974, 4245, 5094, 5660, 5961, 7948, 8490, 9935, 10188, 11922, 12735, 16980, 17883, 19870, 23844, 25470, 29805, 35766, 39740, 50940, 59610, 71532, 89415, 119220, 178830, 357660, 562321, 1124642, 1686963, 2249284, 2811605, 3373926, 5060889, 5623210, 6747852, 8434815, 10121778, 11246420, 16869630, 20243556, 25304445, 33739260, 50608890, 101217780]

約数ペア:

[(1, 101217780), (2, 50608890), (3, 33739260), (4, 25304445), (5, 20243556), (6, 16869630), (9, 11246420), (10, 10121778), (12, 8434815), (15, 6747852), (18, 5623210), (20, 5060889), (30, 3373926), (36, 2811605), (45, 2249284), (60, 1686963), (90, 1124642), (180, 562321), (283, 357660), (566, 178830), (849, 119220), (1132, 89415), (1415, 71532), (1698, 59610), (1987, 50940), (2547, 39740), (2830, 35766), (3396, 29805), (3974, 25470), (4245, 23844), (5094, 19870), (5660, 17883), (5961, 16980), (7948, 12735), (8490, 11922), (9935, 10188)]