86621640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1021}}^1$

素因数の和:1143

約数の個数: 128

約数和(自身を含む): 300222720

約数和(自身を除く): 213601080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 101, 105, 120, 140, 168, 202, 210, 280, 303, 404, 420, 505, 606, 707, 808, 840, 1010, 1021, 1212, 1414, 1515, 2020, 2042, 2121, 2424, 2828, 3030, 3063, 3535, 4040, 4084, 4242, 5105, 5656, 6060, 6126, 7070, 7147, 8168, 8484, 10210, 10605, 12120, 12252, 14140, 14294, 15315, 16968, 20420, 21210, 21441, 24504, 28280, 28588, 30630, 35735, 40840, 42420, 42882, 57176, 61260, 71470, 84840, 85764, 103121, 107205, 122520, 142940, 171528, 206242, 214410, 285880, 309363, 412484, 428820, 515605, 618726, 721847, 824968, 857640, 1031210, 1237452, 1443694, 1546815, 2062420, 2165541, 2474904, 2887388, 3093630, 3609235, 4124840, 4331082, 5774776, 6187260, 7218470, 8662164, 10827705, 12374520, 14436940, 17324328, 21655410, 28873880, 43310820, 86621640]

約数ペア:

[(1, 86621640), (2, 43310820), (3, 28873880), (4, 21655410), (5, 17324328), (6, 14436940), (7, 12374520), (8, 10827705), (10, 8662164), (12, 7218470), (14, 6187260), (15, 5774776), (20, 4331082), (21, 4124840), (24, 3609235), (28, 3093630), (30, 2887388), (35, 2474904), (40, 2165541), (42, 2062420), (56, 1546815), (60, 1443694), (70, 1237452), (84, 1031210), (101, 857640), (105, 824968), (120, 721847), (140, 618726), (168, 515605), (202, 428820), (210, 412484), (280, 309363), (303, 285880), (404, 214410), (420, 206242), (505, 171528), (606, 142940), (707, 122520), (808, 107205), (840, 103121), (1010, 85764), (1021, 84840), (1212, 71470), (1414, 61260), (1515, 57176), (2020, 42882), (2042, 42420), (2121, 40840), (2424, 35735), (2828, 30630), (3030, 28588), (3063, 28280), (3535, 24504), (4040, 21441), (4084, 21210), (4242, 20420), (5105, 16968), (5656, 15315), (6060, 14294), (6126, 14140), (7070, 12252), (7147, 12120), (8168, 10605), (8484, 10210)]