256119144

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{487}}^1\times {\mathrm{1289}}^1$

素因数の和:1802

約数の個数: 64

約数和(自身を含む): 679881600

約数和(自身を除く): 423762456

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408, 487, 974, 1289, 1461, 1948, 2578, 2922, 3867, 3896, 5156, 5844, 7734, 8279, 10312, 11688, 15468, 16558, 21913, 24837, 30936, 33116, 43826, 49674, 65739, 66232, 87652, 99348, 131478, 175304, 198696, 262956, 525912, 627743, 1255486, 1883229, 2510972, 3766458, 5021944, 7532916, 10671631, 15065832, 21343262, 32014893, 42686524, 64029786, 85373048, 128059572, 256119144]

約数ペア:

[(1, 256119144), (2, 128059572), (3, 85373048), (4, 64029786), (6, 42686524), (8, 32014893), (12, 21343262), (17, 15065832), (24, 10671631), (34, 7532916), (51, 5021944), (68, 3766458), (102, 2510972), (136, 1883229), (204, 1255486), (408, 627743), (487, 525912), (974, 262956), (1289, 198696), (1461, 175304), (1948, 131478), (2578, 99348), (2922, 87652), (3867, 66232), (3896, 65739), (5156, 49674), (5844, 43826), (7734, 33116), (8279, 30936), (10312, 24837), (11688, 21913), (15468, 16558)]