268820860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{2267}}^1$

素因数の和:2312

約数の個数: 108

約数和(自身を含む): 722135736

約数和(自身を除く): 453314876

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 121, 140, 154, 196, 220, 242, 245, 308, 385, 484, 490, 539, 605, 770, 847, 980, 1078, 1210, 1540, 1694, 2156, 2267, 2420, 2695, 3388, 4235, 4534, 5390, 5929, 8470, 9068, 10780, 11335, 11858, 15869, 16940, 22670, 23716, 24937, 29645, 31738, 45340, 49874, 59290, 63476, 79345, 99748, 111083, 118580, 124685, 158690, 174559, 222166, 249370, 274307, 317380, 349118, 444332, 498740, 548614, 555415, 698236, 872795, 1097228, 1110830, 1221913, 1371535, 1745590, 1920149, 2221660, 2443826, 2743070, 3491180, 3840298, 4887652, 5486140, 6109565, 7680596, 9600745, 12219130, 13441043, 19201490, 24438260, 26882086, 38402980, 53764172, 67205215, 134410430, 268820860]

約数ペア:

[(1, 268820860), (2, 134410430), (4, 67205215), (5, 53764172), (7, 38402980), (10, 26882086), (11, 24438260), (14, 19201490), (20, 13441043), (22, 12219130), (28, 9600745), (35, 7680596), (44, 6109565), (49, 5486140), (55, 4887652), (70, 3840298), (77, 3491180), (98, 2743070), (110, 2443826), (121, 2221660), (140, 1920149), (154, 1745590), (196, 1371535), (220, 1221913), (242, 1110830), (245, 1097228), (308, 872795), (385, 698236), (484, 555415), (490, 548614), (539, 498740), (605, 444332), (770, 349118), (847, 317380), (980, 274307), (1078, 249370), (1210, 222166), (1540, 174559), (1694, 158690), (2156, 124685), (2267, 118580), (2420, 111083), (2695, 99748), (3388, 79345), (4235, 63476), (4534, 59290), (5390, 49874), (5929, 45340), (8470, 31738), (9068, 29645), (10780, 24937), (11335, 23716), (11858, 22670), (15869, 16940)]