78668760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{2333}}^1$

素因数の和:2628

約数の個数: 64

約数和(自身を含む): 236947680

約数和(自身を除く): 158278920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 281, 562, 843, 1124, 1405, 1686, 2248, 2333, 2810, 3372, 4215, 4666, 5620, 6744, 6999, 8430, 9332, 11240, 11665, 13998, 16860, 18664, 23330, 27996, 33720, 34995, 46660, 55992, 69990, 93320, 139980, 279960, 655573, 1311146, 1966719, 2622292, 3277865, 3933438, 5244584, 6555730, 7866876, 9833595, 13111460, 15733752, 19667190, 26222920, 39334380, 78668760]

約数ペア:

[(1, 78668760), (2, 39334380), (3, 26222920), (4, 19667190), (5, 15733752), (6, 13111460), (8, 9833595), (10, 7866876), (12, 6555730), (15, 5244584), (20, 3933438), (24, 3277865), (30, 2622292), (40, 1966719), (60, 1311146), (120, 655573), (281, 279960), (562, 139980), (843, 93320), (1124, 69990), (1405, 55992), (1686, 46660), (2248, 34995), (2333, 33720), (2810, 27996), (3372, 23330), (4215, 18664), (4666, 16860), (5620, 13998), (6744, 11665), (6999, 11240), (8430, 9332)]