1520295950140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{156781}}^1\times {\mathrm{4007}}^1$

素因数の和:160819

約数の個数: 72

約数和(自身を含む): 3510143282016

約数和(自身を除く): 1989847331876

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 4007, 8014, 16028, 20035, 40070, 44077, 80140, 88154, 156781, 176308, 220385, 313562, 440770, 484847, 627124, 783905, 881540, 969694, 1567810, 1724591, 1939388, 2424235, 3135620, 3449182, 4848470, 6898364, 8622955, 9696940, 17245910, 18970501, 34491820, 37941002, 75882004, 94852505, 189705010, 379410020, 628221467, 1256442934, 2512885868, 3141107335, 6282214670, 6910436137, 12564429340, 13820872274, 27641744548, 34552180685, 69104361370, 76014797507, 138208722740, 152029595014, 304059190028, 380073987535, 760147975070, 1520295950140]

約数ペア:

[(1, 1520295950140), (2, 760147975070), (4, 380073987535), (5, 304059190028), (10, 152029595014), (11, 138208722740), (20, 76014797507), (22, 69104361370), (44, 34552180685), (55, 27641744548), (110, 13820872274), (121, 12564429340), (220, 6910436137), (242, 6282214670), (484, 3141107335), (605, 2512885868), (1210, 1256442934), (2420, 628221467), (4007, 379410020), (8014, 189705010), (16028, 94852505), (20035, 75882004), (40070, 37941002), (44077, 34491820), (80140, 18970501), (88154, 17245910), (156781, 9696940), (176308, 8622955), (220385, 6898364), (313562, 4848470), (440770, 3449182), (484847, 3135620), (627124, 2424235), (783905, 1939388), (881540, 1724591), (969694, 1567810)]