218517360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{821}}^1\times {\mathrm{1109}}^1$

素因数の和:1946

約数の個数: 80

約数和(自身を含む): 678840480

約数和(自身を除く): 460323120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 821, 1109, 1642, 2218, 2463, 3284, 3327, 4105, 4436, 4926, 5545, 6568, 6654, 8210, 8872, 9852, 11090, 12315, 13136, 13308, 16420, 16635, 17744, 19704, 22180, 24630, 26616, 32840, 33270, 39408, 44360, 49260, 53232, 65680, 66540, 88720, 98520, 133080, 197040, 266160, 910489, 1820978, 2731467, 3641956, 4552445, 5462934, 7283912, 9104890, 10925868, 13657335, 14567824, 18209780, 21851736, 27314670, 36419560, 43703472, 54629340, 72839120, 109258680, 218517360]

約数ペア:

[(1, 218517360), (2, 109258680), (3, 72839120), (4, 54629340), (5, 43703472), (6, 36419560), (8, 27314670), (10, 21851736), (12, 18209780), (15, 14567824), (16, 13657335), (20, 10925868), (24, 9104890), (30, 7283912), (40, 5462934), (48, 4552445), (60, 3641956), (80, 2731467), (120, 1820978), (240, 910489), (821, 266160), (1109, 197040), (1642, 133080), (2218, 98520), (2463, 88720), (3284, 66540), (3327, 65680), (4105, 53232), (4436, 49260), (4926, 44360), (5545, 39408), (6568, 33270), (6654, 32840), (8210, 26616), (8872, 24630), (9852, 22180), (11090, 19704), (12315, 17744), (13136, 16635), (13308, 16420)]