20100708320

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{70937}}^1$

素因数の和:70993

約数の個数: 192

約数和(自身を含む): 61780755456

約数和(自身を除く): 41680047136

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 23, 28, 32, 35, 40, 44, 46, 55, 56, 70, 77, 80, 88, 92, 110, 112, 115, 140, 154, 160, 161, 176, 184, 220, 224, 230, 253, 280, 308, 322, 352, 368, 385, 440, 460, 506, 560, 616, 644, 736, 770, 805, 880, 920, 1012, 1120, 1232, 1265, 1288, 1540, 1610, 1760, 1771, 1840, 2024, 2464, 2530, 2576, 3080, 3220, 3542, 3680, 4048, 5060, 5152, 6160, 6440, 7084, 8096, 8855, 10120, 12320, 12880, 14168, 17710, 20240, 25760, 28336, 35420, 40480, 56672, 70840, 70937, 141680, 141874, 283360, 283748, 354685, 496559, 567496, 709370, 780307, 993118, 1134992, 1418740, 1560614, 1631551, 1986236, 2269984, 2482795, 2837480, 3121228, 3263102, 3901535, 3972472, 4965590, 5462149, 5674960, 6242456, 6526204, 7803070, 7944944, 8157755, 9931180, 10924298, 11349920, 11420857, 12484912, 13052408, 15606140, 15889888, 16315510, 17947061, 19862360, 21848596, 22841714, 24969824, 26104816, 27310745, 31212280, 32631020, 35894122, 39724720, 43697192, 45683428, 52209632, 54621490, 57104285, 62424560, 65262040, 71788244, 79449440, 87394384, 89735305, 91366856, 109242980, 114208570, 124849120, 125629427, 130524080, 143576488, 174788768, 179470610, 182733712, 218485960, 228417140, 251258854, 261048160, 287152976, 358941220, 365467424, 436971920, 456834280, 502517708, 574305952, 628147135, 717882440, 873943840, 913668560, 1005035416, 1256294270, 1435764880, 1827337120, 2010070832, 2512588540, 2871529760, 4020141664, 5025177080, 10050354160, 20100708320]

約数ペア:

[(1, 20100708320), (2, 10050354160), (4, 5025177080), (5, 4020141664), (7, 2871529760), (8, 2512588540), (10, 2010070832), (11, 1827337120), (14, 1435764880), (16, 1256294270), (20, 1005035416), (22, 913668560), (23, 873943840), (28, 717882440), (32, 628147135), (35, 574305952), (40, 502517708), (44, 456834280), (46, 436971920), (55, 365467424), (56, 358941220), (70, 287152976), (77, 261048160), (80, 251258854), (88, 228417140), (92, 218485960), (110, 182733712), (112, 179470610), (115, 174788768), (140, 143576488), (154, 130524080), (160, 125629427), (161, 124849120), (176, 114208570), (184, 109242980), (220, 91366856), (224, 89735305), (230, 87394384), (253, 79449440), (280, 71788244), (308, 65262040), (322, 62424560), (352, 57104285), (368, 54621490), (385, 52209632), (440, 45683428), (460, 43697192), (506, 39724720), (560, 35894122), (616, 32631020), (644, 31212280), (736, 27310745), (770, 26104816), (805, 24969824), (880, 22841714), (920, 21848596), (1012, 19862360), (1120, 17947061), (1232, 16315510), (1265, 15889888), (1288, 15606140), (1540, 13052408), (1610, 12484912), (1760, 11420857), (1771, 11349920), (1840, 10924298), (2024, 9931180), (2464, 8157755), (2530, 7944944), (2576, 7803070), (3080, 6526204), (3220, 6242456), (3542, 5674960), (3680, 5462149), (4048, 4965590), (5060, 3972472), (5152, 3901535), (6160, 3263102), (6440, 3121228), (7084, 2837480), (8096, 2482795), (8855, 2269984), (10120, 1986236), (12320, 1631551), (12880, 1560614), (14168, 1418740), (17710, 1134992), (20240, 993118), (25760, 780307), (28336, 709370), (35420, 567496), (40480, 496559), (56672, 354685), (70840, 283748), (70937, 283360), (141680, 141874)]