207023740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^4\times {\mathrm{101}}^1$

素因数の和:161

約数の個数: 120

約数和(自身を含む): 551950560

約数和(自身を除く): 344926820

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 101, 110, 121, 140, 154, 202, 220, 242, 308, 385, 404, 484, 505, 605, 707, 770, 847, 1010, 1111, 1210, 1331, 1414, 1540, 1694, 2020, 2222, 2420, 2662, 2828, 3388, 3535, 4235, 4444, 5324, 5555, 6655, 7070, 7777, 8470, 9317, 11110, 12221, 13310, 14140, 14641, 15554, 16940, 18634, 22220, 24442, 26620, 29282, 31108, 37268, 38885, 46585, 48884, 58564, 61105, 73205, 77770, 85547, 93170, 102487, 122210, 134431, 146410, 155540, 171094, 186340, 204974, 244420, 268862, 292820, 342188, 409948, 427735, 512435, 537724, 672155, 855470, 941017, 1024870, 1344310, 1478741, 1710940, 1882034, 2049740, 2688620, 2957482, 3764068, 4705085, 5914964, 7393705, 9410170, 10351187, 14787410, 18820340, 20702374, 29574820, 41404748, 51755935, 103511870, 207023740]

約数ペア:

[(1, 207023740), (2, 103511870), (4, 51755935), (5, 41404748), (7, 29574820), (10, 20702374), (11, 18820340), (14, 14787410), (20, 10351187), (22, 9410170), (28, 7393705), (35, 5914964), (44, 4705085), (55, 3764068), (70, 2957482), (77, 2688620), (101, 2049740), (110, 1882034), (121, 1710940), (140, 1478741), (154, 1344310), (202, 1024870), (220, 941017), (242, 855470), (308, 672155), (385, 537724), (404, 512435), (484, 427735), (505, 409948), (605, 342188), (707, 292820), (770, 268862), (847, 244420), (1010, 204974), (1111, 186340), (1210, 171094), (1331, 155540), (1414, 146410), (1540, 134431), (1694, 122210), (2020, 102487), (2222, 93170), (2420, 85547), (2662, 77770), (2828, 73205), (3388, 61105), (3535, 58564), (4235, 48884), (4444, 46585), (5324, 38885), (5555, 37268), (6655, 31108), (7070, 29282), (7777, 26620), (8470, 24442), (9317, 22220), (11110, 18634), (12221, 16940), (13310, 15554), (14140, 14641)]