199984080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{36229}}^1$

素因数の和:36268

約数の個数: 80

約数和(自身を含む): 646922880

約数和(自身を除く): 446938800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5520, 36229, 72458, 108687, 144916, 181145, 217374, 289832, 362290, 434748, 543435, 579664, 724580, 833267, 869496, 1086870, 1449160, 1666534, 1738992, 2173740, 2499801, 2898320, 3333068, 4166335, 4347480, 4999602, 6666136, 8332670, 8694960, 9999204, 12499005, 13332272, 16665340, 19998408, 24998010, 33330680, 39996816, 49996020, 66661360, 99992040, 199984080]

約数ペア:

[(1, 199984080), (2, 99992040), (3, 66661360), (4, 49996020), (5, 39996816), (6, 33330680), (8, 24998010), (10, 19998408), (12, 16665340), (15, 13332272), (16, 12499005), (20, 9999204), (23, 8694960), (24, 8332670), (30, 6666136), (40, 4999602), (46, 4347480), (48, 4166335), (60, 3333068), (69, 2898320), (80, 2499801), (92, 2173740), (115, 1738992), (120, 1666534), (138, 1449160), (184, 1086870), (230, 869496), (240, 833267), (276, 724580), (345, 579664), (368, 543435), (460, 434748), (552, 362290), (690, 289832), (920, 217374), (1104, 181145), (1380, 144916), (1840, 108687), (2760, 72458), (5520, 36229)]