209809320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{2473}}^1$

素因数の和:2595

約数の個数: 128

約数和(自身を含む): 726762240

約数和(自身を除く): 516952920

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, 1212, 1414, 1515, 2020, 2121, 2424, 2473, 2828, 3030, 3535, 4040, 4242, 4946, 5656, 6060, 7070, 7419, 8484, 9892, 10605, 12120, 12365, 14140, 14838, 16968, 17311, 19784, 21210, 24730, 28280, 29676, 34622, 37095, 42420, 49460, 51933, 59352, 69244, 74190, 84840, 86555, 98920, 103866, 138488, 148380, 173110, 207732, 249773, 259665, 296760, 346220, 415464, 499546, 519330, 692440, 749319, 999092, 1038660, 1248865, 1498638, 1748411, 1998184, 2077320, 2497730, 2997276, 3496822, 3746595, 4995460, 5245233, 5994552, 6993644, 7493190, 8742055, 9990920, 10490466, 13987288, 14986380, 17484110, 20980932, 26226165, 29972760, 34968220, 41961864, 52452330, 69936440, 104904660, 209809320]

約数ペア:

[(1, 209809320), (2, 104904660), (3, 69936440), (4, 52452330), (5, 41961864), (6, 34968220), (7, 29972760), (8, 26226165), (10, 20980932), (12, 17484110), (14, 14986380), (15, 13987288), (20, 10490466), (21, 9990920), (24, 8742055), (28, 7493190), (30, 6993644), (35, 5994552), (40, 5245233), (42, 4995460), (56, 3746595), (60, 3496822), (70, 2997276), (84, 2497730), (101, 2077320), (105, 1998184), (120, 1748411), (140, 1498638), (168, 1248865), (202, 1038660), (210, 999092), (280, 749319), (303, 692440), (404, 519330), (420, 499546), (505, 415464), (606, 346220), (707, 296760), (808, 259665), (840, 249773), (1010, 207732), (1212, 173110), (1414, 148380), (1515, 138488), (2020, 103866), (2121, 98920), (2424, 86555), (2473, 84840), (2828, 74190), (3030, 69244), (3535, 59352), (4040, 51933), (4242, 49460), (4946, 42420), (5656, 37095), (6060, 34622), (7070, 29676), (7419, 28280), (8484, 24730), (9892, 21210), (10605, 19784), (12120, 17311), (12365, 16968), (14140, 14838)]