13431720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{647}}^1$

素因数の和:834

約数の個数: 64

約数和(自身を含む): 40590720

約数和(自身を除く): 27159000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 173, 346, 519, 647, 692, 865, 1038, 1294, 1384, 1730, 1941, 2076, 2588, 2595, 3235, 3460, 3882, 4152, 5176, 5190, 6470, 6920, 7764, 9705, 10380, 12940, 15528, 19410, 20760, 25880, 38820, 77640, 111931, 223862, 335793, 447724, 559655, 671586, 895448, 1119310, 1343172, 1678965, 2238620, 2686344, 3357930, 4477240, 6715860, 13431720]

約数ペア:

[(1, 13431720), (2, 6715860), (3, 4477240), (4, 3357930), (5, 2686344), (6, 2238620), (8, 1678965), (10, 1343172), (12, 1119310), (15, 895448), (20, 671586), (24, 559655), (30, 447724), (40, 335793), (60, 223862), (120, 111931), (173, 77640), (346, 38820), (519, 25880), (647, 20760), (692, 19410), (865, 15528), (1038, 12940), (1294, 10380), (1384, 9705), (1730, 7764), (1941, 6920), (2076, 6470), (2588, 5190), (2595, 5176), (3235, 4152), (3460, 3882)]