257821368

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{52919}}^1$

素因数の和:52964

約数の個数: 64

約数和(自身を含む): 762048000

約数和(自身を除く): 504226632

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 29, 42, 56, 58, 84, 87, 116, 168, 174, 203, 232, 348, 406, 609, 696, 812, 1218, 1624, 2436, 4872, 52919, 105838, 158757, 211676, 317514, 370433, 423352, 635028, 740866, 1111299, 1270056, 1481732, 1534651, 2222598, 2963464, 3069302, 4445196, 4603953, 6138604, 8890392, 9207906, 10742557, 12277208, 18415812, 21485114, 32227671, 36831624, 42970228, 64455342, 85940456, 128910684, 257821368]

約数ペア:

[(1, 257821368), (2, 128910684), (3, 85940456), (4, 64455342), (6, 42970228), (7, 36831624), (8, 32227671), (12, 21485114), (14, 18415812), (21, 12277208), (24, 10742557), (28, 9207906), (29, 8890392), (42, 6138604), (56, 4603953), (58, 4445196), (84, 3069302), (87, 2963464), (116, 2222598), (168, 1534651), (174, 1481732), (203, 1270056), (232, 1111299), (348, 740866), (406, 635028), (609, 423352), (696, 370433), (812, 317514), (1218, 211676), (1624, 158757), (2436, 105838), (4872, 52919)]