257095536

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{401}}^1$

素因数の和:487

約数の個数: 120

約数和(自身を含む): 721699344

約数和(自身を除く): 464603808

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 37, 38, 48, 57, 74, 76, 111, 114, 148, 152, 222, 228, 296, 304, 361, 401, 444, 456, 592, 703, 722, 802, 888, 912, 1083, 1203, 1406, 1444, 1604, 1776, 2109, 2166, 2406, 2812, 2888, 3208, 4218, 4332, 4812, 5624, 5776, 6416, 7619, 8436, 8664, 9624, 11248, 13357, 14837, 15238, 16872, 17328, 19248, 22857, 26714, 29674, 30476, 33744, 40071, 44511, 45714, 53428, 59348, 60952, 80142, 89022, 91428, 106856, 118696, 121904, 144761, 160284, 178044, 182856, 213712, 237392, 281903, 289522, 320568, 356088, 365712, 434283, 563806, 579044, 641136, 712176, 845709, 868566, 1127612, 1158088, 1691418, 1737132, 2255224, 2316176, 3382836, 3474264, 4510448, 5356157, 6765672, 6948528, 10712314, 13531344, 16068471, 21424628, 32136942, 42849256, 64273884, 85698512, 128547768, 257095536]

約数ペア:

[(1, 257095536), (2, 128547768), (3, 85698512), (4, 64273884), (6, 42849256), (8, 32136942), (12, 21424628), (16, 16068471), (19, 13531344), (24, 10712314), (37, 6948528), (38, 6765672), (48, 5356157), (57, 4510448), (74, 3474264), (76, 3382836), (111, 2316176), (114, 2255224), (148, 1737132), (152, 1691418), (222, 1158088), (228, 1127612), (296, 868566), (304, 845709), (361, 712176), (401, 641136), (444, 579044), (456, 563806), (592, 434283), (703, 365712), (722, 356088), (802, 320568), (888, 289522), (912, 281903), (1083, 237392), (1203, 213712), (1406, 182856), (1444, 178044), (1604, 160284), (1776, 144761), (2109, 121904), (2166, 118696), (2406, 106856), (2812, 91428), (2888, 89022), (3208, 80142), (4218, 60952), (4332, 59348), (4812, 53428), (5624, 45714), (5776, 44511), (6416, 40071), (7619, 33744), (8436, 30476), (8664, 29674), (9624, 26714), (11248, 22857), (13357, 19248), (14837, 17328), (15238, 16872)]