1311900840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41887}}^1$

素因数の和:41936

約数の個数: 128

約数和(自身を含む): 4523904000

約数和(自身を除く): 3212003160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 29, 30, 36, 40, 45, 54, 58, 60, 72, 87, 90, 108, 116, 120, 135, 145, 174, 180, 216, 232, 261, 270, 290, 348, 360, 435, 522, 540, 580, 696, 783, 870, 1044, 1080, 1160, 1305, 1566, 1740, 2088, 2610, 3132, 3480, 3915, 5220, 6264, 7830, 10440, 15660, 31320, 41887, 83774, 125661, 167548, 209435, 251322, 335096, 376983, 418870, 502644, 628305, 753966, 837740, 1005288, 1130949, 1214723, 1256610, 1507932, 1675480, 1884915, 2261898, 2429446, 2513220, 3015864, 3644169, 3769830, 4523796, 4858892, 5026440, 5654745, 6073615, 7288338, 7539660, 9047592, 9717784, 10932507, 11309490, 12147230, 14576676, 15079320, 18220845, 21865014, 22618980, 24294460, 29153352, 32797521, 36441690, 43730028, 45237960, 48588920, 54662535, 65595042, 72883380, 87460056, 109325070, 131190084, 145766760, 163987605, 218650140, 262380168, 327975210, 437300280, 655950420, 1311900840]

約数ペア:

[(1, 1311900840), (2, 655950420), (3, 437300280), (4, 327975210), (5, 262380168), (6, 218650140), (8, 163987605), (9, 145766760), (10, 131190084), (12, 109325070), (15, 87460056), (18, 72883380), (20, 65595042), (24, 54662535), (27, 48588920), (29, 45237960), (30, 43730028), (36, 36441690), (40, 32797521), (45, 29153352), (54, 24294460), (58, 22618980), (60, 21865014), (72, 18220845), (87, 15079320), (90, 14576676), (108, 12147230), (116, 11309490), (120, 10932507), (135, 9717784), (145, 9047592), (174, 7539660), (180, 7288338), (216, 6073615), (232, 5654745), (261, 5026440), (270, 4858892), (290, 4523796), (348, 3769830), (360, 3644169), (435, 3015864), (522, 2513220), (540, 2429446), (580, 2261898), (696, 1884915), (783, 1675480), (870, 1507932), (1044, 1256610), (1080, 1214723), (1160, 1130949), (1305, 1005288), (1566, 837740), (1740, 753966), (2088, 628305), (2610, 502644), (3132, 418870), (3480, 376983), (3915, 335096), (5220, 251322), (6264, 209435), (7830, 167548), (10440, 125661), (15660, 83774), (31320, 41887)]