260902620

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^5$

素因数の和:76

約数の個数: 180

約数和(自身を含む): 900306792

約数和(自身を除く): 639404172

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 81, 90, 99, 108, 110, 121, 132, 135, 162, 165, 180, 198, 220, 242, 270, 297, 324, 330, 363, 396, 405, 484, 495, 540, 594, 605, 660, 726, 810, 891, 990, 1089, 1188, 1210, 1331, 1452, 1485, 1620, 1782, 1815, 1980, 2178, 2420, 2662, 2970, 3267, 3564, 3630, 3993, 4356, 4455, 5324, 5445, 5940, 6534, 6655, 7260, 7986, 8910, 9801, 10890, 11979, 13068, 13310, 14641, 15972, 16335, 17820, 19602, 19965, 21780, 23958, 26620, 29282, 32670, 35937, 39204, 39930, 43923, 47916, 49005, 58564, 59895, 65340, 71874, 73205, 79860, 87846, 98010, 107811, 119790, 131769, 143748, 146410, 161051, 175692, 179685, 196020, 215622, 219615, 239580, 263538, 292820, 322102, 359370, 395307, 431244, 439230, 483153, 527076, 539055, 644204, 658845, 718740, 790614, 805255, 878460, 966306, 1078110, 1185921, 1317690, 1449459, 1581228, 1610510, 1932612, 1976535, 2156220, 2371842, 2415765, 2635380, 2898918, 3221020, 3953070, 4348377, 4743684, 4831530, 5797836, 5929605, 7247295, 7906140, 8696754, 9663060, 11859210, 13045131, 14494590, 17393508, 21741885, 23718420, 26090262, 28989180, 43483770, 52180524, 65225655, 86967540, 130451310, 260902620]

約数ペア:

[(1, 260902620), (2, 130451310), (3, 86967540), (4, 65225655), (5, 52180524), (6, 43483770), (9, 28989180), (10, 26090262), (11, 23718420), (12, 21741885), (15, 17393508), (18, 14494590), (20, 13045131), (22, 11859210), (27, 9663060), (30, 8696754), (33, 7906140), (36, 7247295), (44, 5929605), (45, 5797836), (54, 4831530), (55, 4743684), (60, 4348377), (66, 3953070), (81, 3221020), (90, 2898918), (99, 2635380), (108, 2415765), (110, 2371842), (121, 2156220), (132, 1976535), (135, 1932612), (162, 1610510), (165, 1581228), (180, 1449459), (198, 1317690), (220, 1185921), (242, 1078110), (270, 966306), (297, 878460), (324, 805255), (330, 790614), (363, 718740), (396, 658845), (405, 644204), (484, 539055), (495, 527076), (540, 483153), (594, 439230), (605, 431244), (660, 395307), (726, 359370), (810, 322102), (891, 292820), (990, 263538), (1089, 239580), (1188, 219615), (1210, 215622), (1331, 196020), (1452, 179685), (1485, 175692), (1620, 161051), (1782, 146410), (1815, 143748), (1980, 131769), (2178, 119790), (2420, 107811), (2662, 98010), (2970, 87846), (3267, 79860), (3564, 73205), (3630, 71874), (3993, 65340), (4356, 59895), (4455, 58564), (5324, 49005), (5445, 47916), (5940, 43923), (6534, 39930), (6655, 39204), (7260, 35937), (7986, 32670), (8910, 29282), (9801, 26620), (10890, 23958), (11979, 21780), (13068, 19965), (13310, 19602), (14641, 17820), (15972, 16335)]