644732136

素因数分解:

$2^3\times 3^4\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{239}}^1$

素因数の和:461

約数の個数: 160

約数和(自身を含む): 1902700800

約数和(自身を除く): 1257968664

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 27, 36, 46, 54, 69, 72, 81, 92, 108, 138, 162, 181, 184, 207, 216, 239, 276, 324, 362, 414, 478, 543, 552, 621, 648, 717, 724, 828, 956, 1086, 1242, 1434, 1448, 1629, 1656, 1863, 1912, 2151, 2172, 2484, 2868, 3258, 3726, 4163, 4302, 4344, 4887, 4968, 5497, 5736, 6453, 6516, 7452, 8326, 8604, 9774, 10994, 12489, 12906, 13032, 14661, 14904, 16491, 16652, 17208, 19359, 19548, 21988, 24978, 25812, 29322, 32982, 33304, 37467, 38718, 39096, 43259, 43976, 49473, 49956, 51624, 58644, 65964, 74934, 77436, 86518, 98946, 99912, 112401, 117288, 129777, 131928, 148419, 149868, 154872, 173036, 197892, 224802, 259554, 296838, 299736, 337203, 346072, 389331, 395784, 445257, 449604, 519108, 593676, 674406, 778662, 890514, 899208, 994957, 1038216, 1167993, 1187352, 1348812, 1557324, 1781028, 1989914, 2335986, 2697624, 2984871, 3114648, 3503979, 3562056, 3979828, 4671972, 5969742, 7007958, 7959656, 8954613, 9343944, 11939484, 14015916, 17909226, 23878968, 26863839, 28031832, 35818452, 53727678, 71636904, 80591517, 107455356, 161183034, 214910712, 322366068, 644732136]

約数ペア:

[(1, 644732136), (2, 322366068), (3, 214910712), (4, 161183034), (6, 107455356), (8, 80591517), (9, 71636904), (12, 53727678), (18, 35818452), (23, 28031832), (24, 26863839), (27, 23878968), (36, 17909226), (46, 14015916), (54, 11939484), (69, 9343944), (72, 8954613), (81, 7959656), (92, 7007958), (108, 5969742), (138, 4671972), (162, 3979828), (181, 3562056), (184, 3503979), (207, 3114648), (216, 2984871), (239, 2697624), (276, 2335986), (324, 1989914), (362, 1781028), (414, 1557324), (478, 1348812), (543, 1187352), (552, 1167993), (621, 1038216), (648, 994957), (717, 899208), (724, 890514), (828, 778662), (956, 674406), (1086, 593676), (1242, 519108), (1434, 449604), (1448, 445257), (1629, 395784), (1656, 389331), (1863, 346072), (1912, 337203), (2151, 299736), (2172, 296838), (2484, 259554), (2868, 224802), (3258, 197892), (3726, 173036), (4163, 154872), (4302, 149868), (4344, 148419), (4887, 131928), (4968, 129777), (5497, 117288), (5736, 112401), (6453, 99912), (6516, 98946), (7452, 86518), (8326, 77436), (8604, 74934), (9774, 65964), (10994, 58644), (12489, 51624), (12906, 49956), (13032, 49473), (14661, 43976), (14904, 43259), (16491, 39096), (16652, 38718), (17208, 37467), (19359, 33304), (19548, 32982), (21988, 29322), (24978, 25812)]