51205680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{71119}}^1$

素因数の和:71138

約数の個数: 60

約数和(自身を含む): 171968160

約数和(自身を除く): 120762480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 71119, 142238, 213357, 284476, 355595, 426714, 568952, 640071, 711190, 853428, 1066785, 1137904, 1280142, 1422380, 1706856, 2133570, 2560284, 2844760, 3200355, 3413712, 4267140, 5120568, 5689520, 6400710, 8534280, 10241136, 12801420, 17068560, 25602840, 51205680]

約数ペア:

[(1, 51205680), (2, 25602840), (3, 17068560), (4, 12801420), (5, 10241136), (6, 8534280), (8, 6400710), (9, 5689520), (10, 5120568), (12, 4267140), (15, 3413712), (16, 3200355), (18, 2844760), (20, 2560284), (24, 2133570), (30, 1706856), (36, 1422380), (40, 1280142), (45, 1137904), (48, 1066785), (60, 853428), (72, 711190), (80, 640071), (90, 568952), (120, 426714), (144, 355595), (180, 284476), (240, 213357), (360, 142238), (720, 71119)]