15501420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7829}}^1$

素因数の和:7855

約数の個数: 72

約数和(自身を含む): 51302160

約数和(自身を除く): 35800740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 7829, 15658, 23487, 31316, 39145, 46974, 70461, 78290, 86119, 93948, 117435, 140922, 156580, 172238, 234870, 258357, 281844, 344476, 352305, 430595, 469740, 516714, 704610, 775071, 861190, 1033428, 1291785, 1409220, 1550142, 1722380, 2583570, 3100284, 3875355, 5167140, 7750710, 15501420]

約数ペア:

[(1, 15501420), (2, 7750710), (3, 5167140), (4, 3875355), (5, 3100284), (6, 2583570), (9, 1722380), (10, 1550142), (11, 1409220), (12, 1291785), (15, 1033428), (18, 861190), (20, 775071), (22, 704610), (30, 516714), (33, 469740), (36, 430595), (44, 352305), (45, 344476), (55, 281844), (60, 258357), (66, 234870), (90, 172238), (99, 156580), (110, 140922), (132, 117435), (165, 93948), (180, 86119), (198, 78290), (220, 70461), (330, 46974), (396, 39145), (495, 31316), (660, 23487), (990, 15658), (1980, 7829)]