206812620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{1087}}^1$

素因数の和:1260

約数の個数: 144

約数和(自身を含む): 722362368

約数和(自身を除く): 515549748

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, 105, 126, 140, 151, 180, 210, 252, 302, 315, 420, 453, 604, 630, 755, 906, 1057, 1087, 1260, 1359, 1510, 1812, 2114, 2174, 2265, 2718, 3020, 3171, 3261, 4228, 4348, 4530, 5285, 5435, 5436, 6342, 6522, 6795, 7609, 9060, 9513, 9783, 10570, 10870, 12684, 13044, 13590, 15218, 15855, 16305, 19026, 19566, 21140, 21740, 22827, 27180, 30436, 31710, 32610, 38045, 38052, 39132, 45654, 47565, 48915, 63420, 65220, 68481, 76090, 91308, 95130, 97830, 114135, 136962, 152180, 164137, 190260, 195660, 228270, 273924, 328274, 342405, 456540, 492411, 656548, 684810, 820685, 984822, 1148959, 1369620, 1477233, 1641370, 1969644, 2297918, 2462055, 2954466, 3282740, 3446877, 4595836, 4924110, 5744795, 5908932, 6893754, 7386165, 9848220, 10340631, 11489590, 13787508, 14772330, 17234385, 20681262, 22979180, 29544660, 34468770, 41362524, 51703155, 68937540, 103406310, 206812620]

約数ペア:

[(1, 206812620), (2, 103406310), (3, 68937540), (4, 51703155), (5, 41362524), (6, 34468770), (7, 29544660), (9, 22979180), (10, 20681262), (12, 17234385), (14, 14772330), (15, 13787508), (18, 11489590), (20, 10340631), (21, 9848220), (28, 7386165), (30, 6893754), (35, 5908932), (36, 5744795), (42, 4924110), (45, 4595836), (60, 3446877), (63, 3282740), (70, 2954466), (84, 2462055), (90, 2297918), (105, 1969644), (126, 1641370), (140, 1477233), (151, 1369620), (180, 1148959), (210, 984822), (252, 820685), (302, 684810), (315, 656548), (420, 492411), (453, 456540), (604, 342405), (630, 328274), (755, 273924), (906, 228270), (1057, 195660), (1087, 190260), (1260, 164137), (1359, 152180), (1510, 136962), (1812, 114135), (2114, 97830), (2174, 95130), (2265, 91308), (2718, 76090), (3020, 68481), (3171, 65220), (3261, 63420), (4228, 48915), (4348, 47565), (4530, 45654), (5285, 39132), (5435, 38052), (5436, 38045), (6342, 32610), (6522, 31710), (6795, 30436), (7609, 27180), (9060, 22827), (9513, 21740), (9783, 21140), (10570, 19566), (10870, 19026), (12684, 16305), (13044, 15855), (13590, 15218)]