261636528

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{10343}}^1$

素因数の和:10402

約数の個数: 80

約数和(自身を含む): 738809856

約数和(自身を除く): 477173328

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 31, 34, 48, 51, 62, 68, 93, 102, 124, 136, 186, 204, 248, 272, 372, 408, 496, 527, 744, 816, 1054, 1488, 1581, 2108, 3162, 4216, 6324, 8432, 10343, 12648, 20686, 25296, 31029, 41372, 62058, 82744, 124116, 165488, 175831, 248232, 320633, 351662, 496464, 527493, 641266, 703324, 961899, 1054986, 1282532, 1406648, 1923798, 2109972, 2565064, 2813296, 3847596, 4219944, 5130128, 5450761, 7695192, 8439888, 10901522, 15390384, 16352283, 21803044, 32704566, 43606088, 65409132, 87212176, 130818264, 261636528]

約数ペア:

[(1, 261636528), (2, 130818264), (3, 87212176), (4, 65409132), (6, 43606088), (8, 32704566), (12, 21803044), (16, 16352283), (17, 15390384), (24, 10901522), (31, 8439888), (34, 7695192), (48, 5450761), (51, 5130128), (62, 4219944), (68, 3847596), (93, 2813296), (102, 2565064), (124, 2109972), (136, 1923798), (186, 1406648), (204, 1282532), (248, 1054986), (272, 961899), (372, 703324), (408, 641266), (496, 527493), (527, 496464), (744, 351662), (816, 320633), (1054, 248232), (1488, 175831), (1581, 165488), (2108, 124116), (3162, 82744), (4216, 62058), (6324, 41372), (8432, 31029), (10343, 25296), (12648, 20686)]