257348304

素因数分解:

$2^4\times 3^2\times {\mathrm{71}}^1\times {\mathrm{25171}}^1$

素因数の和:25256

約数の個数: 60

約数和(自身を含む): 730390752

約数和(自身を除く): 473042448

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 71, 72, 142, 144, 213, 284, 426, 568, 639, 852, 1136, 1278, 1704, 2556, 3408, 5112, 10224, 25171, 50342, 75513, 100684, 151026, 201368, 226539, 302052, 402736, 453078, 604104, 906156, 1208208, 1787141, 1812312, 3574282, 3624624, 5361423, 7148564, 10722846, 14297128, 16084269, 21445692, 28594256, 32168538, 42891384, 64337076, 85782768, 128674152, 257348304]

約数ペア:

[(1, 257348304), (2, 128674152), (3, 85782768), (4, 64337076), (6, 42891384), (8, 32168538), (9, 28594256), (12, 21445692), (16, 16084269), (18, 14297128), (24, 10722846), (36, 7148564), (48, 5361423), (71, 3624624), (72, 3574282), (142, 1812312), (144, 1787141), (213, 1208208), (284, 906156), (426, 604104), (568, 453078), (639, 402736), (852, 302052), (1136, 226539), (1278, 201368), (1704, 151026), (2556, 100684), (3408, 75513), (5112, 50342), (10224, 25171)]