214223020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{311}}^1$

素因数の和:463

約数の個数: 96

約数和(自身を含む): 513257472

約数和(自身を除く): 299034452

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 101, 110, 124, 155, 202, 220, 310, 311, 341, 404, 505, 620, 622, 682, 1010, 1111, 1244, 1364, 1555, 1705, 2020, 2222, 3110, 3131, 3410, 3421, 4444, 5555, 6220, 6262, 6820, 6842, 9641, 11110, 12524, 13684, 15655, 17105, 19282, 22220, 31310, 31411, 34210, 34441, 38564, 48205, 62620, 62822, 68420, 68882, 96410, 106051, 125644, 137764, 157055, 172205, 192820, 212102, 314110, 344410, 345521, 424204, 530255, 628220, 688820, 691042, 973741, 1060510, 1382084, 1727605, 1947482, 2121020, 3455210, 3894964, 4868705, 6910420, 9737410, 10711151, 19474820, 21422302, 42844604, 53555755, 107111510, 214223020]

約数ペア:

[(1, 214223020), (2, 107111510), (4, 53555755), (5, 42844604), (10, 21422302), (11, 19474820), (20, 10711151), (22, 9737410), (31, 6910420), (44, 4868705), (55, 3894964), (62, 3455210), (101, 2121020), (110, 1947482), (124, 1727605), (155, 1382084), (202, 1060510), (220, 973741), (310, 691042), (311, 688820), (341, 628220), (404, 530255), (505, 424204), (620, 345521), (622, 344410), (682, 314110), (1010, 212102), (1111, 192820), (1244, 172205), (1364, 157055), (1555, 137764), (1705, 125644), (2020, 106051), (2222, 96410), (3110, 68882), (3131, 68420), (3410, 62822), (3421, 62620), (4444, 48205), (5555, 38564), (6220, 34441), (6262, 34210), (6820, 31411), (6842, 31310), (9641, 22220), (11110, 19282), (12524, 17105), (13684, 15655)]