1578120840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{50387}}^1$

素因数の和:50436

約数の個数: 128

約数和(自身を含む): 5441904000

約数和(自身を除く): 3863783160

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, 50387, 100774, 151161, 201548, 251935, 302322, 403096, 453483, 503870, 604644, 755805, 906966, 1007740, 1209288, 1360449, 1461223, 1511610, 1813932, 2015480, 2267415, 2720898, 2922446, 3023220, 3627864, 4383669, 4534830, 5441796, 5844892, 6046440, 6802245, 7306115, 8767338, 9069660, 10883592, 11689784, 13151007, 13604490, 14612230, 17534676, 18139320, 21918345, 26302014, 27208980, 29224460, 35069352, 39453021, 43836690, 52604028, 54417960, 58448920, 65755035, 78906042, 87673380, 105208056, 131510070, 157812084, 175346760, 197265105, 263020140, 315624168, 394530210, 526040280, 789060420, 1578120840]

約数ペア:

[(1, 1578120840), (2, 789060420), (3, 526040280), (4, 394530210), (5, 315624168), (6, 263020140), (8, 197265105), (9, 175346760), (10, 157812084), (12, 131510070), (15, 105208056), (18, 87673380), (20, 78906042), (24, 65755035), (27, 58448920), (29, 54417960), (30, 52604028), (36, 43836690), (40, 39453021), (45, 35069352), (54, 29224460), (58, 27208980), (60, 26302014), (72, 21918345), (87, 18139320), (90, 17534676), (108, 14612230), (116, 13604490), (120, 13151007), (135, 11689784), (145, 10883592), (174, 9069660), (180, 8767338), (216, 7306115), (232, 6802245), (261, 6046440), (270, 5844892), (290, 5441796), (348, 4534830), (360, 4383669), (435, 3627864), (522, 3023220), (540, 2922446), (580, 2720898), (696, 2267415), (783, 2015480), (870, 1813932), (1044, 1511610), (1080, 1461223), (1160, 1360449), (1305, 1209288), (1566, 1007740), (1740, 906966), (2088, 755805), (2610, 604644), (3132, 503870), (3480, 453483), (3915, 403096), (5220, 302322), (6264, 251935), (7830, 201548), (10440, 151161), (15660, 100774), (31320, 50387)]