81637320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{23459}}^1$

素因数の和:23502

約数の個数: 64

約数和(自身を含む): 253368000

約数和(自身を除く): 171730680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 870, 1160, 1740, 3480, 23459, 46918, 70377, 93836, 117295, 140754, 187672, 234590, 281508, 351885, 469180, 563016, 680311, 703770, 938360, 1360622, 1407540, 2040933, 2721244, 2815080, 3401555, 4081866, 5442488, 6803110, 8163732, 10204665, 13606220, 16327464, 20409330, 27212440, 40818660, 81637320]

約数ペア:

[(1, 81637320), (2, 40818660), (3, 27212440), (4, 20409330), (5, 16327464), (6, 13606220), (8, 10204665), (10, 8163732), (12, 6803110), (15, 5442488), (20, 4081866), (24, 3401555), (29, 2815080), (30, 2721244), (40, 2040933), (58, 1407540), (60, 1360622), (87, 938360), (116, 703770), (120, 680311), (145, 563016), (174, 469180), (232, 351885), (290, 281508), (348, 234590), (435, 187672), (580, 140754), (696, 117295), (870, 93836), (1160, 70377), (1740, 46918), (3480, 23459)]