255820620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{167}}^1\times {\mathrm{211}}^1$

素因数の和:412

約数の個数: 144

約数和(自身を含む): 795803904

約数和(自身を除く): 539983284

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 121, 132, 165, 167, 211, 220, 242, 330, 334, 363, 422, 484, 501, 605, 633, 660, 668, 726, 835, 844, 1002, 1055, 1210, 1266, 1452, 1670, 1815, 1837, 2004, 2110, 2321, 2420, 2505, 2532, 3165, 3340, 3630, 3674, 4220, 4642, 5010, 5511, 6330, 6963, 7260, 7348, 9185, 9284, 10020, 11022, 11605, 12660, 13926, 18370, 20207, 22044, 23210, 25531, 27555, 27852, 34815, 35237, 36740, 40414, 46420, 51062, 55110, 60621, 69630, 70474, 76593, 80828, 101035, 102124, 105711, 110220, 121242, 127655, 139260, 140948, 153186, 176185, 202070, 211422, 242484, 255310, 303105, 306372, 352370, 382965, 387607, 404140, 422844, 510620, 528555, 606210, 704740, 765930, 775214, 1057110, 1162821, 1212420, 1531860, 1550428, 1938035, 2114220, 2325642, 3876070, 4263677, 4651284, 5814105, 7752140, 8527354, 11628210, 12791031, 17054708, 21318385, 23256420, 25582062, 42636770, 51164124, 63955155, 85273540, 127910310, 255820620]

約数ペア:

[(1, 255820620), (2, 127910310), (3, 85273540), (4, 63955155), (5, 51164124), (6, 42636770), (10, 25582062), (11, 23256420), (12, 21318385), (15, 17054708), (20, 12791031), (22, 11628210), (30, 8527354), (33, 7752140), (44, 5814105), (55, 4651284), (60, 4263677), (66, 3876070), (110, 2325642), (121, 2114220), (132, 1938035), (165, 1550428), (167, 1531860), (211, 1212420), (220, 1162821), (242, 1057110), (330, 775214), (334, 765930), (363, 704740), (422, 606210), (484, 528555), (501, 510620), (605, 422844), (633, 404140), (660, 387607), (668, 382965), (726, 352370), (835, 306372), (844, 303105), (1002, 255310), (1055, 242484), (1210, 211422), (1266, 202070), (1452, 176185), (1670, 153186), (1815, 140948), (1837, 139260), (2004, 127655), (2110, 121242), (2321, 110220), (2420, 105711), (2505, 102124), (2532, 101035), (3165, 80828), (3340, 76593), (3630, 70474), (3674, 69630), (4220, 60621), (4642, 55110), (5010, 51062), (5511, 46420), (6330, 40414), (6963, 36740), (7260, 35237), (7348, 34815), (9185, 27852), (9284, 27555), (10020, 25531), (11022, 23210), (11605, 22044), (12660, 20207), (13926, 18370)]