81925680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{341357}}^1$

素因数の和:341373

約数の個数: 40

約数和(自身を含む): 253970352

約数和(自身を除く): 172044672

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 341357, 682714, 1024071, 1365428, 1706785, 2048142, 2730856, 3413570, 4096284, 5120355, 5461712, 6827140, 8192568, 10240710, 13654280, 16385136, 20481420, 27308560, 40962840, 81925680]

約数ペア:

[(1, 81925680), (2, 40962840), (3, 27308560), (4, 20481420), (5, 16385136), (6, 13654280), (8, 10240710), (10, 8192568), (12, 6827140), (15, 5461712), (16, 5120355), (20, 4096284), (24, 3413570), (30, 2730856), (40, 2048142), (48, 1706785), (60, 1365428), (80, 1024071), (120, 682714), (240, 341357)]