204931020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{4831}}^1$

素因数の和:4951

約数の個数: 96

約数和(自身を含む): 662409216

約数和(自身を除く): 457478196

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 101, 105, 140, 202, 210, 303, 404, 420, 505, 606, 707, 1010, 1212, 1414, 1515, 2020, 2121, 2828, 3030, 3535, 4242, 4831, 6060, 7070, 8484, 9662, 10605, 14140, 14493, 19324, 21210, 24155, 28986, 33817, 42420, 48310, 57972, 67634, 72465, 96620, 101451, 135268, 144930, 169085, 202902, 289860, 338170, 405804, 487931, 507255, 676340, 975862, 1014510, 1463793, 1951724, 2029020, 2439655, 2927586, 3415517, 4879310, 5855172, 6831034, 7318965, 9758620, 10246551, 13662068, 14637930, 17077585, 20493102, 29275860, 34155170, 40986204, 51232755, 68310340, 102465510, 204931020]

約数ペア:

[(1, 204931020), (2, 102465510), (3, 68310340), (4, 51232755), (5, 40986204), (6, 34155170), (7, 29275860), (10, 20493102), (12, 17077585), (14, 14637930), (15, 13662068), (20, 10246551), (21, 9758620), (28, 7318965), (30, 6831034), (35, 5855172), (42, 4879310), (60, 3415517), (70, 2927586), (84, 2439655), (101, 2029020), (105, 1951724), (140, 1463793), (202, 1014510), (210, 975862), (303, 676340), (404, 507255), (420, 487931), (505, 405804), (606, 338170), (707, 289860), (1010, 202902), (1212, 169085), (1414, 144930), (1515, 135268), (2020, 101451), (2121, 96620), (2828, 72465), (3030, 67634), (3535, 57972), (4242, 48310), (4831, 42420), (6060, 33817), (7070, 28986), (8484, 24155), (9662, 21210), (10605, 19324), (14140, 14493)]