87936660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{691}}^1$

素因数の和:814

約数の個数: 144

約数和(自身を含む): 308310912

約数和(自身を除く): 220374252

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 101, 105, 126, 140, 180, 202, 210, 252, 303, 315, 404, 420, 505, 606, 630, 691, 707, 909, 1010, 1212, 1260, 1382, 1414, 1515, 1818, 2020, 2073, 2121, 2764, 2828, 3030, 3455, 3535, 3636, 4146, 4242, 4545, 4837, 6060, 6219, 6363, 6910, 7070, 8292, 8484, 9090, 9674, 10365, 10605, 12438, 12726, 13820, 14140, 14511, 18180, 19348, 20730, 21210, 24185, 24876, 25452, 29022, 31095, 31815, 41460, 42420, 43533, 48370, 58044, 62190, 63630, 69791, 72555, 87066, 96740, 124380, 127260, 139582, 145110, 174132, 209373, 217665, 279164, 290220, 348955, 418746, 435330, 488537, 628119, 697910, 837492, 870660, 977074, 1046865, 1256238, 1395820, 1465611, 1954148, 2093730, 2442685, 2512476, 2931222, 3140595, 4187460, 4396833, 4885370, 5862444, 6281190, 7328055, 8793666, 9770740, 12562380, 14656110, 17587332, 21984165, 29312220, 43968330, 87936660]

約数ペア:

[(1, 87936660), (2, 43968330), (3, 29312220), (4, 21984165), (5, 17587332), (6, 14656110), (7, 12562380), (9, 9770740), (10, 8793666), (12, 7328055), (14, 6281190), (15, 5862444), (18, 4885370), (20, 4396833), (21, 4187460), (28, 3140595), (30, 2931222), (35, 2512476), (36, 2442685), (42, 2093730), (45, 1954148), (60, 1465611), (63, 1395820), (70, 1256238), (84, 1046865), (90, 977074), (101, 870660), (105, 837492), (126, 697910), (140, 628119), (180, 488537), (202, 435330), (210, 418746), (252, 348955), (303, 290220), (315, 279164), (404, 217665), (420, 209373), (505, 174132), (606, 145110), (630, 139582), (691, 127260), (707, 124380), (909, 96740), (1010, 87066), (1212, 72555), (1260, 69791), (1382, 63630), (1414, 62190), (1515, 58044), (1818, 48370), (2020, 43533), (2073, 42420), (2121, 41460), (2764, 31815), (2828, 31095), (3030, 29022), (3455, 25452), (3535, 24876), (3636, 24185), (4146, 21210), (4242, 20730), (4545, 19348), (4837, 18180), (6060, 14511), (6219, 14140), (6363, 13820), (6910, 12726), (7070, 12438), (8292, 10605), (8484, 10365), (9090, 9674)]