68237520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21871}}^1$

素因数の和:21900

約数の個数: 80

約数和(自身を含む): 227818752

約数和(自身を除く): 159581232

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 21871, 43742, 65613, 87484, 109355, 131226, 174968, 218710, 262452, 284323, 328065, 349936, 437420, 524904, 568646, 656130, 852969, 874840, 1049808, 1137292, 1312260, 1421615, 1705938, 1749680, 2274584, 2624520, 2843230, 3411876, 4264845, 4549168, 5249040, 5686460, 6823752, 8529690, 11372920, 13647504, 17059380, 22745840, 34118760, 68237520]

約数ペア:

[(1, 68237520), (2, 34118760), (3, 22745840), (4, 17059380), (5, 13647504), (6, 11372920), (8, 8529690), (10, 6823752), (12, 5686460), (13, 5249040), (15, 4549168), (16, 4264845), (20, 3411876), (24, 2843230), (26, 2624520), (30, 2274584), (39, 1749680), (40, 1705938), (48, 1421615), (52, 1312260), (60, 1137292), (65, 1049808), (78, 874840), (80, 852969), (104, 656130), (120, 568646), (130, 524904), (156, 437420), (195, 349936), (208, 328065), (240, 284323), (260, 262452), (312, 218710), (390, 174968), (520, 131226), (624, 109355), (780, 87484), (1040, 65613), (1560, 43742), (3120, 21871)]