77988420

素因数分解:

$2^2\times 3^7\times 5^1\times {\mathrm{1783}}^1$

素因数の和:1813

約数の個数: 96

約数和(自身を含む): 245763840

約数和(自身を除く): 167775420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 729, 810, 972, 1215, 1458, 1620, 1783, 2187, 2430, 2916, 3566, 3645, 4374, 4860, 5349, 7132, 7290, 8748, 8915, 10698, 10935, 14580, 16047, 17830, 21396, 21870, 26745, 32094, 35660, 43740, 48141, 53490, 64188, 80235, 96282, 106980, 144423, 160470, 192564, 240705, 288846, 320940, 433269, 481410, 577692, 722115, 866538, 962820, 1299807, 1444230, 1733076, 2166345, 2599614, 2888460, 3899421, 4332690, 5199228, 6499035, 7798842, 8665380, 12998070, 15597684, 19497105, 25996140, 38994210, 77988420]

約数ペア:

[(1, 77988420), (2, 38994210), (3, 25996140), (4, 19497105), (5, 15597684), (6, 12998070), (9, 8665380), (10, 7798842), (12, 6499035), (15, 5199228), (18, 4332690), (20, 3899421), (27, 2888460), (30, 2599614), (36, 2166345), (45, 1733076), (54, 1444230), (60, 1299807), (81, 962820), (90, 866538), (108, 722115), (135, 577692), (162, 481410), (180, 433269), (243, 320940), (270, 288846), (324, 240705), (405, 192564), (486, 160470), (540, 144423), (729, 106980), (810, 96282), (972, 80235), (1215, 64188), (1458, 53490), (1620, 48141), (1783, 43740), (2187, 35660), (2430, 32094), (2916, 26745), (3566, 21870), (3645, 21396), (4374, 17830), (4860, 16047), (5349, 14580), (7132, 10935), (7290, 10698), (8748, 8915)]