68355320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{487}}^1$

素因数の和:549

約数の個数: 96

約数和(自身を含む): 175240800

約数和(自身を除く): 106885480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 40, 44, 55, 58, 88, 110, 116, 121, 145, 220, 232, 242, 290, 319, 440, 484, 487, 580, 605, 638, 968, 974, 1160, 1210, 1276, 1595, 1948, 2420, 2435, 2552, 3190, 3509, 3896, 4840, 4870, 5357, 6380, 7018, 9740, 10714, 12760, 14036, 14123, 17545, 19480, 21428, 26785, 28072, 28246, 35090, 42856, 53570, 56492, 58927, 70180, 70615, 107140, 112984, 117854, 140360, 141230, 155353, 214280, 235708, 282460, 294635, 310706, 471416, 564920, 589270, 621412, 776765, 1178540, 1242824, 1553530, 1708883, 2357080, 3107060, 3417766, 6214120, 6835532, 8544415, 13671064, 17088830, 34177660, 68355320]

約数ペア:

[(1, 68355320), (2, 34177660), (4, 17088830), (5, 13671064), (8, 8544415), (10, 6835532), (11, 6214120), (20, 3417766), (22, 3107060), (29, 2357080), (40, 1708883), (44, 1553530), (55, 1242824), (58, 1178540), (88, 776765), (110, 621412), (116, 589270), (121, 564920), (145, 471416), (220, 310706), (232, 294635), (242, 282460), (290, 235708), (319, 214280), (440, 155353), (484, 141230), (487, 140360), (580, 117854), (605, 112984), (638, 107140), (968, 70615), (974, 70180), (1160, 58927), (1210, 56492), (1276, 53570), (1595, 42856), (1948, 35090), (2420, 28246), (2435, 28072), (2552, 26785), (3190, 21428), (3509, 19480), (3896, 17545), (4840, 14123), (4870, 14036), (5357, 12760), (6380, 10714), (7018, 9740)]