15683280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{647}}^1$

素因数の和:764

約数の個数: 80

約数和(自身を含む): 49175424

約数和(自身を除く): 33492144

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 101, 120, 202, 240, 303, 404, 505, 606, 647, 808, 1010, 1212, 1294, 1515, 1616, 1941, 2020, 2424, 2588, 3030, 3235, 3882, 4040, 4848, 5176, 6060, 6470, 7764, 8080, 9705, 10352, 12120, 12940, 15528, 19410, 24240, 25880, 31056, 38820, 51760, 65347, 77640, 130694, 155280, 196041, 261388, 326735, 392082, 522776, 653470, 784164, 980205, 1045552, 1306940, 1568328, 1960410, 2613880, 3136656, 3920820, 5227760, 7841640, 15683280]

約数ペア:

[(1, 15683280), (2, 7841640), (3, 5227760), (4, 3920820), (5, 3136656), (6, 2613880), (8, 1960410), (10, 1568328), (12, 1306940), (15, 1045552), (16, 980205), (20, 784164), (24, 653470), (30, 522776), (40, 392082), (48, 326735), (60, 261388), (80, 196041), (101, 155280), (120, 130694), (202, 77640), (240, 65347), (303, 51760), (404, 38820), (505, 31056), (606, 25880), (647, 24240), (808, 19410), (1010, 15528), (1212, 12940), (1294, 12120), (1515, 10352), (1616, 9705), (1941, 8080), (2020, 7764), (2424, 6470), (2588, 6060), (3030, 5176), (3235, 4848), (3882, 4040)]