68087760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:325

約数の個数: 160

約数和(自身を含む): 230401920

約数和(自身を除く): 162314160

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, 139, 156, 157, 195, 208, 240, 260, 278, 312, 314, 390, 417, 471, 520, 556, 624, 628, 695, 780, 785, 834, 942, 1040, 1112, 1256, 1390, 1560, 1570, 1668, 1807, 1884, 2041, 2085, 2224, 2355, 2512, 2780, 3120, 3140, 3336, 3614, 3768, 4082, 4170, 4710, 5421, 5560, 6123, 6280, 6672, 7228, 7536, 8164, 8340, 9035, 9420, 10205, 10842, 11120, 12246, 12560, 14456, 16328, 16680, 18070, 18840, 20410, 21684, 21823, 24492, 27105, 28912, 30615, 32656, 33360, 36140, 37680, 40820, 43368, 43646, 48984, 54210, 61230, 65469, 72280, 81640, 86736, 87292, 97968, 108420, 109115, 122460, 130938, 144560, 163280, 174584, 216840, 218230, 244920, 261876, 283699, 327345, 349168, 433680, 436460, 489840, 523752, 567398, 654690, 851097, 872920, 1047504, 1134796, 1309380, 1418495, 1702194, 1745840, 2269592, 2618760, 2836990, 3404388, 4255485, 4539184, 5237520, 5673980, 6808776, 8510970, 11347960, 13617552, 17021940, 22695920, 34043880, 68087760]

約数ペア:

[(1, 68087760), (2, 34043880), (3, 22695920), (4, 17021940), (5, 13617552), (6, 11347960), (8, 8510970), (10, 6808776), (12, 5673980), (13, 5237520), (15, 4539184), (16, 4255485), (20, 3404388), (24, 2836990), (26, 2618760), (30, 2269592), (39, 1745840), (40, 1702194), (48, 1418495), (52, 1309380), (60, 1134796), (65, 1047504), (78, 872920), (80, 851097), (104, 654690), (120, 567398), (130, 523752), (139, 489840), (156, 436460), (157, 433680), (195, 349168), (208, 327345), (240, 283699), (260, 261876), (278, 244920), (312, 218230), (314, 216840), (390, 174584), (417, 163280), (471, 144560), (520, 130938), (556, 122460), (624, 109115), (628, 108420), (695, 97968), (780, 87292), (785, 86736), (834, 81640), (942, 72280), (1040, 65469), (1112, 61230), (1256, 54210), (1390, 48984), (1560, 43646), (1570, 43368), (1668, 40820), (1807, 37680), (1884, 36140), (2041, 33360), (2085, 32656), (2224, 30615), (2355, 28912), (2512, 27105), (2780, 24492), (3120, 21823), (3140, 21684), (3336, 20410), (3614, 18840), (3768, 18070), (4082, 16680), (4170, 16328), (4710, 14456), (5421, 12560), (5560, 12246), (6123, 11120), (6280, 10842), (6672, 10205), (7228, 9420), (7536, 9035), (8164, 8340)]