208608840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{4789}}^1$

素因数の和:4828

約数の個数: 144

約数和(自身を含む): 745371900

約数和(自身を除く): 536763060

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 121, 132, 165, 180, 198, 220, 242, 264, 330, 360, 363, 396, 440, 484, 495, 605, 660, 726, 792, 968, 990, 1089, 1210, 1320, 1452, 1815, 1980, 2178, 2420, 2904, 3630, 3960, 4356, 4789, 4840, 5445, 7260, 8712, 9578, 10890, 14367, 14520, 19156, 21780, 23945, 28734, 38312, 43101, 43560, 47890, 52679, 57468, 71835, 86202, 95780, 105358, 114936, 143670, 158037, 172404, 191560, 210716, 215505, 263395, 287340, 316074, 344808, 421432, 431010, 474111, 526790, 574680, 579469, 632148, 790185, 862020, 948222, 1053580, 1158938, 1264296, 1580370, 1724040, 1738407, 1896444, 2107160, 2317876, 2370555, 2897345, 3160740, 3476814, 3792888, 4635752, 4741110, 5215221, 5794690, 6321480, 6953628, 8692035, 9482220, 10430442, 11589380, 13907256, 17384070, 18964440, 20860884, 23178760, 26076105, 34768140, 41721768, 52152210, 69536280, 104304420, 208608840]

約数ペア:

[(1, 208608840), (2, 104304420), (3, 69536280), (4, 52152210), (5, 41721768), (6, 34768140), (8, 26076105), (9, 23178760), (10, 20860884), (11, 18964440), (12, 17384070), (15, 13907256), (18, 11589380), (20, 10430442), (22, 9482220), (24, 8692035), (30, 6953628), (33, 6321480), (36, 5794690), (40, 5215221), (44, 4741110), (45, 4635752), (55, 3792888), (60, 3476814), (66, 3160740), (72, 2897345), (88, 2370555), (90, 2317876), (99, 2107160), (110, 1896444), (120, 1738407), (121, 1724040), (132, 1580370), (165, 1264296), (180, 1158938), (198, 1053580), (220, 948222), (242, 862020), (264, 790185), (330, 632148), (360, 579469), (363, 574680), (396, 526790), (440, 474111), (484, 431010), (495, 421432), (605, 344808), (660, 316074), (726, 287340), (792, 263395), (968, 215505), (990, 210716), (1089, 191560), (1210, 172404), (1320, 158037), (1452, 143670), (1815, 114936), (1980, 105358), (2178, 95780), (2420, 86202), (2904, 71835), (3630, 57468), (3960, 52679), (4356, 47890), (4789, 43560), (4840, 43101), (5445, 38312), (7260, 28734), (8712, 23945), (9578, 21780), (10890, 19156), (14367, 14520)]