15679880240

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{397}}^1\times {\mathrm{6763}}^1$

素因数の和:7246

約数の個数: 80

約数和(自身を含む): 37053679008

約数和(自身を除く): 21373798768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 397, 584, 730, 794, 1168, 1460, 1588, 1985, 2920, 3176, 3970, 5840, 6352, 6763, 7940, 13526, 15880, 27052, 28981, 31760, 33815, 54104, 57962, 67630, 108208, 115924, 135260, 144905, 231848, 270520, 289810, 463696, 493699, 541040, 579620, 987398, 1159240, 1974796, 2318480, 2468495, 2684911, 3949592, 4936990, 5369822, 7899184, 9873980, 10739644, 13424555, 19747960, 21479288, 26849110, 39495920, 42958576, 53698220, 107396440, 195998503, 214792880, 391997006, 783994012, 979992515, 1567988024, 1959985030, 3135976048, 3919970060, 7839940120, 15679880240]

約数ペア:

[(1, 15679880240), (2, 7839940120), (4, 3919970060), (5, 3135976048), (8, 1959985030), (10, 1567988024), (16, 979992515), (20, 783994012), (40, 391997006), (73, 214792880), (80, 195998503), (146, 107396440), (292, 53698220), (365, 42958576), (397, 39495920), (584, 26849110), (730, 21479288), (794, 19747960), (1168, 13424555), (1460, 10739644), (1588, 9873980), (1985, 7899184), (2920, 5369822), (3176, 4936990), (3970, 3949592), (5840, 2684911), (6352, 2468495), (6763, 2318480), (7940, 1974796), (13526, 1159240), (15880, 987398), (27052, 579620), (28981, 541040), (31760, 493699), (33815, 463696), (54104, 289810), (57962, 270520), (67630, 231848), (108208, 144905), (115924, 135260)]