259975008

素因数分解:

$2^5\times 3^5\times {\mathrm{67}}^1\times {\mathrm{499}}^1$

素因数の和:591

約数の個数: 144

約数和(自身を含む): 779688000

約数和(自身を除く): 519712992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 67, 72, 81, 96, 108, 134, 144, 162, 201, 216, 243, 268, 288, 324, 402, 432, 486, 499, 536, 603, 648, 804, 864, 972, 998, 1072, 1206, 1296, 1497, 1608, 1809, 1944, 1996, 2144, 2412, 2592, 2994, 3216, 3618, 3888, 3992, 4491, 4824, 5427, 5988, 6432, 7236, 7776, 7984, 8982, 9648, 10854, 11976, 13473, 14472, 15968, 16281, 17964, 19296, 21708, 23952, 26946, 28944, 32562, 33433, 35928, 40419, 43416, 47904, 53892, 57888, 65124, 66866, 71856, 80838, 86832, 100299, 107784, 121257, 130248, 133732, 143712, 161676, 173664, 200598, 215568, 242514, 260496, 267464, 300897, 323352, 401196, 431136, 485028, 520992, 534928, 601794, 646704, 802392, 902691, 970056, 1069856, 1203588, 1293408, 1604784, 1805382, 1940112, 2407176, 2708073, 3209568, 3610764, 3880224, 4814352, 5416146, 7221528, 8124219, 9628704, 10832292, 14443056, 16248438, 21664584, 28886112, 32496876, 43329168, 64993752, 86658336, 129987504, 259975008]

約数ペア:

[(1, 259975008), (2, 129987504), (3, 86658336), (4, 64993752), (6, 43329168), (8, 32496876), (9, 28886112), (12, 21664584), (16, 16248438), (18, 14443056), (24, 10832292), (27, 9628704), (32, 8124219), (36, 7221528), (48, 5416146), (54, 4814352), (67, 3880224), (72, 3610764), (81, 3209568), (96, 2708073), (108, 2407176), (134, 1940112), (144, 1805382), (162, 1604784), (201, 1293408), (216, 1203588), (243, 1069856), (268, 970056), (288, 902691), (324, 802392), (402, 646704), (432, 601794), (486, 534928), (499, 520992), (536, 485028), (603, 431136), (648, 401196), (804, 323352), (864, 300897), (972, 267464), (998, 260496), (1072, 242514), (1206, 215568), (1296, 200598), (1497, 173664), (1608, 161676), (1809, 143712), (1944, 133732), (1996, 130248), (2144, 121257), (2412, 107784), (2592, 100299), (2994, 86832), (3216, 80838), (3618, 71856), (3888, 66866), (3992, 65124), (4491, 57888), (4824, 53892), (5427, 47904), (5988, 43416), (6432, 40419), (7236, 35928), (7776, 33433), (7984, 32562), (8982, 28944), (9648, 26946), (10854, 23952), (11976, 21708), (13473, 19296), (14472, 17964), (15968, 16281)]