1256559416

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{373}}^1\times {\mathrm{1399}}^1$

素因数の和:1828

約数の個数: 64

約数和(自身を含む): 2764608000

約数和(自身を除く): 1508048584

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 301, 344, 373, 602, 746, 1204, 1399, 1492, 2408, 2611, 2798, 2984, 5222, 5596, 9793, 10444, 11192, 16039, 19586, 20888, 32078, 39172, 60157, 64156, 78344, 112273, 120314, 128312, 224546, 240628, 421099, 449092, 481256, 521827, 842198, 898184, 1043654, 1684396, 2087308, 3368792, 3652789, 4174616, 7305578, 14611156, 22438561, 29222312, 44877122, 89754244, 157069927, 179508488, 314139854, 628279708, 1256559416]

約数ペア:

[(1, 1256559416), (2, 628279708), (4, 314139854), (7, 179508488), (8, 157069927), (14, 89754244), (28, 44877122), (43, 29222312), (56, 22438561), (86, 14611156), (172, 7305578), (301, 4174616), (344, 3652789), (373, 3368792), (602, 2087308), (746, 1684396), (1204, 1043654), (1399, 898184), (1492, 842198), (2408, 521827), (2611, 481256), (2798, 449092), (2984, 421099), (5222, 240628), (5596, 224546), (9793, 128312), (10444, 120314), (11192, 112273), (16039, 78344), (19586, 64156), (20888, 60157), (32078, 39172)]