79331220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{3217}}^1$

素因数の和:3369

約数の個数: 72

約数和(自身を含む): 242469864

約数和(自身を除く): 163138644

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 137, 180, 274, 411, 548, 685, 822, 1233, 1370, 1644, 2055, 2466, 2740, 3217, 4110, 4932, 6165, 6434, 8220, 9651, 12330, 12868, 16085, 19302, 24660, 28953, 32170, 38604, 48255, 57906, 64340, 96510, 115812, 144765, 193020, 289530, 440729, 579060, 881458, 1322187, 1762916, 2203645, 2644374, 3966561, 4407290, 5288748, 6610935, 7933122, 8814580, 13221870, 15866244, 19832805, 26443740, 39665610, 79331220]

約数ペア:

[(1, 79331220), (2, 39665610), (3, 26443740), (4, 19832805), (5, 15866244), (6, 13221870), (9, 8814580), (10, 7933122), (12, 6610935), (15, 5288748), (18, 4407290), (20, 3966561), (30, 2644374), (36, 2203645), (45, 1762916), (60, 1322187), (90, 881458), (137, 579060), (180, 440729), (274, 289530), (411, 193020), (548, 144765), (685, 115812), (822, 96510), (1233, 64340), (1370, 57906), (1644, 48255), (2055, 38604), (2466, 32170), (2740, 28953), (3217, 24660), (4110, 19302), (4932, 16085), (6165, 12868), (6434, 12330), (8220, 9651)]