639799080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1$

素因数の和:280

約数の個数: 256

約数和(自身を含む): 2143272960

約数和(自身を除く): 1503473880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 31, 34, 40, 51, 60, 62, 67, 68, 85, 93, 102, 120, 124, 134, 136, 151, 155, 170, 186, 201, 204, 248, 255, 268, 302, 310, 335, 340, 372, 402, 408, 453, 465, 510, 527, 536, 604, 620, 670, 680, 744, 755, 804, 906, 930, 1005, 1020, 1054, 1139, 1208, 1240, 1340, 1510, 1581, 1608, 1812, 1860, 2010, 2040, 2077, 2108, 2265, 2278, 2567, 2635, 2680, 3020, 3162, 3417, 3624, 3720, 4020, 4154, 4216, 4530, 4556, 4681, 5134, 5270, 5695, 6040, 6231, 6324, 6834, 7701, 7905, 8040, 8308, 9060, 9112, 9362, 10117, 10268, 10385, 10540, 11390, 12462, 12648, 12835, 13668, 14043, 15402, 15810, 16616, 17085, 18120, 18724, 20234, 20536, 20770, 21080, 22780, 23405, 24924, 25670, 27336, 28086, 30351, 30804, 31155, 31620, 34170, 35309, 37448, 38505, 40468, 41540, 45560, 46810, 49848, 50585, 51340, 56172, 60702, 61608, 62310, 63240, 68340, 70215, 70618, 77010, 79577, 80936, 83080, 93620, 101170, 102680, 105927, 112344, 121404, 124620, 136680, 140430, 141236, 151755, 154020, 159154, 171989, 176545, 187240, 202340, 211854, 238731, 242808, 249240, 280860, 282472, 303510, 308040, 313627, 318308, 343978, 353090, 397885, 404680, 423708, 477462, 515967, 529635, 561720, 607020, 627254, 636616, 687956, 706180, 795770, 847416, 859945, 940881, 954924, 1031934, 1059270, 1193655, 1214040, 1254508, 1375912, 1412360, 1568135, 1591540, 1719890, 1881762, 1909848, 2063868, 2118540, 2387310, 2509016, 2579835, 3136270, 3183080, 3439780, 3763524, 4127736, 4237080, 4704405, 4774620, 5159670, 5331659, 6272540, 6879560, 7527048, 9408810, 9549240, 10319340, 10663318, 12545080, 15994977, 18817620, 20638680, 21326636, 26658295, 31989954, 37635240, 42653272, 53316590, 63979908, 79974885, 106633180, 127959816, 159949770, 213266360, 319899540, 639799080]

約数ペア:

[(1, 639799080), (2, 319899540), (3, 213266360), (4, 159949770), (5, 127959816), (6, 106633180), (8, 79974885), (10, 63979908), (12, 53316590), (15, 42653272), (17, 37635240), (20, 31989954), (24, 26658295), (30, 21326636), (31, 20638680), (34, 18817620), (40, 15994977), (51, 12545080), (60, 10663318), (62, 10319340), (67, 9549240), (68, 9408810), (85, 7527048), (93, 6879560), (102, 6272540), (120, 5331659), (124, 5159670), (134, 4774620), (136, 4704405), (151, 4237080), (155, 4127736), (170, 3763524), (186, 3439780), (201, 3183080), (204, 3136270), (248, 2579835), (255, 2509016), (268, 2387310), (302, 2118540), (310, 2063868), (335, 1909848), (340, 1881762), (372, 1719890), (402, 1591540), (408, 1568135), (453, 1412360), (465, 1375912), (510, 1254508), (527, 1214040), (536, 1193655), (604, 1059270), (620, 1031934), (670, 954924), (680, 940881), (744, 859945), (755, 847416), (804, 795770), (906, 706180), (930, 687956), (1005, 636616), (1020, 627254), (1054, 607020), (1139, 561720), (1208, 529635), (1240, 515967), (1340, 477462), (1510, 423708), (1581, 404680), (1608, 397885), (1812, 353090), (1860, 343978), (2010, 318308), (2040, 313627), (2077, 308040), (2108, 303510), (2265, 282472), (2278, 280860), (2567, 249240), (2635, 242808), (2680, 238731), (3020, 211854), (3162, 202340), (3417, 187240), (3624, 176545), (3720, 171989), (4020, 159154), (4154, 154020), (4216, 151755), (4530, 141236), (4556, 140430), (4681, 136680), (5134, 124620), (5270, 121404), (5695, 112344), (6040, 105927), (6231, 102680), (6324, 101170), (6834, 93620), (7701, 83080), (7905, 80936), (8040, 79577), (8308, 77010), (9060, 70618), (9112, 70215), (9362, 68340), (10117, 63240), (10268, 62310), (10385, 61608), (10540, 60702), (11390, 56172), (12462, 51340), (12648, 50585), (12835, 49848), (13668, 46810), (14043, 45560), (15402, 41540), (15810, 40468), (16616, 38505), (17085, 37448), (18120, 35309), (18724, 34170), (20234, 31620), (20536, 31155), (20770, 30804), (21080, 30351), (22780, 28086), (23405, 27336), (24924, 25670)]