257047296

素因数分解:

$2^8\times 3^1\times {\mathrm{11}}^1\times {\mathrm{30427}}^1$

素因数の和:30457

約数の個数: 72

約数和(自身を含む): 746337984

約数和(自身を除く): 489290688

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 64, 66, 88, 96, 128, 132, 176, 192, 256, 264, 352, 384, 528, 704, 768, 1056, 1408, 2112, 2816, 4224, 8448, 30427, 60854, 91281, 121708, 182562, 243416, 334697, 365124, 486832, 669394, 730248, 973664, 1004091, 1338788, 1460496, 1947328, 2008182, 2677576, 2920992, 3894656, 4016364, 5355152, 5841984, 7789312, 8032728, 10710304, 11683968, 16065456, 21420608, 23367936, 32130912, 42841216, 64261824, 85682432, 128523648, 257047296]

約数ペア:

[(1, 257047296), (2, 128523648), (3, 85682432), (4, 64261824), (6, 42841216), (8, 32130912), (11, 23367936), (12, 21420608), (16, 16065456), (22, 11683968), (24, 10710304), (32, 8032728), (33, 7789312), (44, 5841984), (48, 5355152), (64, 4016364), (66, 3894656), (88, 2920992), (96, 2677576), (128, 2008182), (132, 1947328), (176, 1460496), (192, 1338788), (256, 1004091), (264, 973664), (352, 730248), (384, 669394), (528, 486832), (704, 365124), (768, 334697), (1056, 243416), (1408, 182562), (2112, 121708), (2816, 91281), (4224, 60854), (8448, 30427)]