839310560

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{1321}}^1$

素因数の和:1385

約数の個数: 144

約数和(自身を含む): 2284701552

約数和(自身を除く): 1445390992

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 160, 176, 190, 209, 220, 304, 352, 361, 380, 418, 440, 608, 722, 760, 836, 880, 1045, 1321, 1444, 1520, 1672, 1760, 1805, 2090, 2642, 2888, 3040, 3344, 3610, 3971, 4180, 5284, 5776, 6605, 6688, 7220, 7942, 8360, 10568, 11552, 13210, 14440, 14531, 15884, 16720, 19855, 21136, 25099, 26420, 28880, 29062, 31768, 33440, 39710, 42272, 50198, 52840, 57760, 58124, 63536, 72655, 79420, 100396, 105680, 116248, 125495, 127072, 145310, 158840, 200792, 211360, 232496, 250990, 276089, 290620, 317680, 401584, 464992, 476881, 501980, 552178, 581240, 635360, 803168, 953762, 1003960, 1104356, 1162480, 1380445, 1907524, 2007920, 2208712, 2324960, 2384405, 2760890, 3815048, 4015840, 4417424, 4768810, 5245691, 5521780, 7630096, 8834848, 9537620, 10491382, 11043560, 15260192, 19075240, 20982764, 22087120, 26228455, 38150480, 41965528, 44174240, 52456910, 76300960, 83931056, 104913820, 167862112, 209827640, 419655280, 839310560]

約数ペア:

[(1, 839310560), (2, 419655280), (4, 209827640), (5, 167862112), (8, 104913820), (10, 83931056), (11, 76300960), (16, 52456910), (19, 44174240), (20, 41965528), (22, 38150480), (32, 26228455), (38, 22087120), (40, 20982764), (44, 19075240), (55, 15260192), (76, 11043560), (80, 10491382), (88, 9537620), (95, 8834848), (110, 7630096), (152, 5521780), (160, 5245691), (176, 4768810), (190, 4417424), (209, 4015840), (220, 3815048), (304, 2760890), (352, 2384405), (361, 2324960), (380, 2208712), (418, 2007920), (440, 1907524), (608, 1380445), (722, 1162480), (760, 1104356), (836, 1003960), (880, 953762), (1045, 803168), (1321, 635360), (1444, 581240), (1520, 552178), (1672, 501980), (1760, 476881), (1805, 464992), (2090, 401584), (2642, 317680), (2888, 290620), (3040, 276089), (3344, 250990), (3610, 232496), (3971, 211360), (4180, 200792), (5284, 158840), (5776, 145310), (6605, 127072), (6688, 125495), (7220, 116248), (7942, 105680), (8360, 100396), (10568, 79420), (11552, 72655), (13210, 63536), (14440, 58124), (14531, 57760), (15884, 52840), (16720, 50198), (19855, 42272), (21136, 39710), (25099, 33440), (26420, 31768), (28880, 29062)]