261807360

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2351}}^1$

素因数の和:2404

約数の個数: 144

約数和(自身を含む): 865347840

約数和(自身を除く): 603540480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 48, 58, 60, 64, 80, 87, 96, 116, 120, 128, 145, 160, 174, 192, 232, 240, 256, 290, 320, 348, 384, 435, 464, 480, 580, 640, 696, 768, 870, 928, 960, 1160, 1280, 1392, 1740, 1856, 1920, 2320, 2351, 2784, 3480, 3712, 3840, 4640, 4702, 5568, 6960, 7053, 7424, 9280, 9404, 11136, 11755, 13920, 14106, 18560, 18808, 22272, 23510, 27840, 28212, 35265, 37120, 37616, 47020, 55680, 56424, 68179, 70530, 75232, 94040, 111360, 112848, 136358, 141060, 150464, 188080, 204537, 225696, 272716, 282120, 300928, 340895, 376160, 409074, 451392, 545432, 564240, 601856, 681790, 752320, 818148, 902784, 1022685, 1090864, 1128480, 1363580, 1504640, 1636296, 1805568, 2045370, 2181728, 2256960, 2727160, 3009280, 3272592, 4090740, 4363456, 4513920, 5454320, 6545184, 8181480, 8726912, 9027840, 10908640, 13090368, 16362960, 17453824, 21817280, 26180736, 32725920, 43634560, 52361472, 65451840, 87269120, 130903680, 261807360]

約数ペア:

[(1, 261807360), (2, 130903680), (3, 87269120), (4, 65451840), (5, 52361472), (6, 43634560), (8, 32725920), (10, 26180736), (12, 21817280), (15, 17453824), (16, 16362960), (20, 13090368), (24, 10908640), (29, 9027840), (30, 8726912), (32, 8181480), (40, 6545184), (48, 5454320), (58, 4513920), (60, 4363456), (64, 4090740), (80, 3272592), (87, 3009280), (96, 2727160), (116, 2256960), (120, 2181728), (128, 2045370), (145, 1805568), (160, 1636296), (174, 1504640), (192, 1363580), (232, 1128480), (240, 1090864), (256, 1022685), (290, 902784), (320, 818148), (348, 752320), (384, 681790), (435, 601856), (464, 564240), (480, 545432), (580, 451392), (640, 409074), (696, 376160), (768, 340895), (870, 300928), (928, 282120), (960, 272716), (1160, 225696), (1280, 204537), (1392, 188080), (1740, 150464), (1856, 141060), (1920, 136358), (2320, 112848), (2351, 111360), (2784, 94040), (3480, 75232), (3712, 70530), (3840, 68179), (4640, 56424), (4702, 55680), (5568, 47020), (6960, 37616), (7053, 37120), (7424, 35265), (9280, 28212), (9404, 27840), (11136, 23510), (11755, 22272), (13920, 18808), (14106, 18560)]