87420360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{4211}}^1$

素因数の和:4398

約数の個数: 64

約数和(自身を含む): 263839680

約数和(自身を除く): 176419320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 173, 346, 519, 692, 865, 1038, 1384, 1730, 2076, 2595, 3460, 4152, 4211, 5190, 6920, 8422, 10380, 12633, 16844, 20760, 21055, 25266, 33688, 42110, 50532, 63165, 84220, 101064, 126330, 168440, 252660, 505320, 728503, 1457006, 2185509, 2914012, 3642515, 4371018, 5828024, 7285030, 8742036, 10927545, 14570060, 17484072, 21855090, 29140120, 43710180, 87420360]

約数ペア:

[(1, 87420360), (2, 43710180), (3, 29140120), (4, 21855090), (5, 17484072), (6, 14570060), (8, 10927545), (10, 8742036), (12, 7285030), (15, 5828024), (20, 4371018), (24, 3642515), (30, 2914012), (40, 2185509), (60, 1457006), (120, 728503), (173, 505320), (346, 252660), (519, 168440), (692, 126330), (865, 101064), (1038, 84220), (1384, 63165), (1730, 50532), (2076, 42110), (2595, 33688), (3460, 25266), (4152, 21055), (4211, 20760), (5190, 16844), (6920, 12633), (8422, 10380)]