78657120

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{54623}}^1$

素因数の和:54644

約数の個数: 72

約数和(自身を含む): 268422336

約数和(自身を除く): 189765216

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 54623, 109246, 163869, 218492, 273115, 327738, 436984, 491607, 546230, 655476, 819345, 873968, 983214, 1092460, 1310952, 1638690, 1747936, 1966428, 2184920, 2458035, 2621904, 3277380, 3932856, 4369840, 4916070, 5243808, 6554760, 7865712, 8739680, 9832140, 13109520, 15731424, 19664280, 26219040, 39328560, 78657120]

約数ペア:

[(1, 78657120), (2, 39328560), (3, 26219040), (4, 19664280), (5, 15731424), (6, 13109520), (8, 9832140), (9, 8739680), (10, 7865712), (12, 6554760), (15, 5243808), (16, 4916070), (18, 4369840), (20, 3932856), (24, 3277380), (30, 2621904), (32, 2458035), (36, 2184920), (40, 1966428), (45, 1747936), (48, 1638690), (60, 1310952), (72, 1092460), (80, 983214), (90, 873968), (96, 819345), (120, 655476), (144, 546230), (160, 491607), (180, 436984), (240, 327738), (288, 273115), (360, 218492), (480, 163869), (720, 109246), (1440, 54623)]