356801360

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{809}}^1$

素因数の和:1008

約数の個数: 80

約数和(自身を含む): 858762000

約数和(自身を除く): 501960640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 149, 185, 296, 298, 370, 592, 596, 740, 745, 809, 1192, 1480, 1490, 1618, 2384, 2960, 2980, 3236, 4045, 5513, 5960, 6472, 8090, 11026, 11920, 12944, 16180, 22052, 27565, 29933, 32360, 44104, 55130, 59866, 64720, 88208, 110260, 119732, 120541, 149665, 220520, 239464, 241082, 299330, 441040, 478928, 482164, 598660, 602705, 964328, 1197320, 1205410, 1928656, 2394640, 2410820, 4460017, 4821640, 8920034, 9643280, 17840068, 22300085, 35680136, 44600170, 71360272, 89200340, 178400680, 356801360]

約数ペア:

[(1, 356801360), (2, 178400680), (4, 89200340), (5, 71360272), (8, 44600170), (10, 35680136), (16, 22300085), (20, 17840068), (37, 9643280), (40, 8920034), (74, 4821640), (80, 4460017), (148, 2410820), (149, 2394640), (185, 1928656), (296, 1205410), (298, 1197320), (370, 964328), (592, 602705), (596, 598660), (740, 482164), (745, 478928), (809, 441040), (1192, 299330), (1480, 241082), (1490, 239464), (1618, 220520), (2384, 149665), (2960, 120541), (2980, 119732), (3236, 110260), (4045, 88208), (5513, 64720), (5960, 59866), (6472, 55130), (8090, 44104), (11026, 32360), (11920, 29933), (12944, 27565), (16180, 22052)]