256329332

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{349}}^1\times {\mathrm{1543}}^1$

素因数の和:1920

約数の個数: 48

約数和(自身を含む): 544723200

約数和(自身を除く): 288393868

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 349, 476, 698, 1396, 1543, 2443, 3086, 4886, 5933, 6172, 9772, 10801, 11866, 21602, 23732, 26231, 41531, 43204, 52462, 83062, 104924, 166124, 183617, 367234, 538507, 734468, 1077014, 2154028, 3769549, 7539098, 9154619, 15078196, 18309238, 36618476, 64082333, 128164666, 256329332]

約数ペア:

[(1, 256329332), (2, 128164666), (4, 64082333), (7, 36618476), (14, 18309238), (17, 15078196), (28, 9154619), (34, 7539098), (68, 3769549), (119, 2154028), (238, 1077014), (349, 734468), (476, 538507), (698, 367234), (1396, 183617), (1543, 166124), (2443, 104924), (3086, 83062), (4886, 52462), (5933, 43204), (6172, 41531), (9772, 26231), (10801, 23732), (11866, 21602)]