215588464

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{563}}^1$

素因数の和:854

約数の個数: 80

約数和(自身を含む): 516966912

約数和(自身を除く): 301378448

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 263, 364, 526, 563, 728, 1052, 1126, 1456, 1841, 2104, 2252, 3419, 3682, 3941, 4208, 4504, 6838, 7319, 7364, 7882, 9008, 13676, 14638, 14728, 15764, 23933, 27352, 29276, 29456, 31528, 47866, 51233, 54704, 58552, 63056, 95732, 102466, 117104, 148069, 191464, 204932, 296138, 382928, 409864, 592276, 819728, 1036483, 1184552, 1924897, 2072966, 2369104, 3849794, 4145932, 7699588, 8291864, 13474279, 15399176, 16583728, 26948558, 30798352, 53897116, 107794232, 215588464]

約数ペア:

[(1, 215588464), (2, 107794232), (4, 53897116), (7, 30798352), (8, 26948558), (13, 16583728), (14, 15399176), (16, 13474279), (26, 8291864), (28, 7699588), (52, 4145932), (56, 3849794), (91, 2369104), (104, 2072966), (112, 1924897), (182, 1184552), (208, 1036483), (263, 819728), (364, 592276), (526, 409864), (563, 382928), (728, 296138), (1052, 204932), (1126, 191464), (1456, 148069), (1841, 117104), (2104, 102466), (2252, 95732), (3419, 63056), (3682, 58552), (3941, 54704), (4208, 51233), (4504, 47866), (6838, 31528), (7319, 29456), (7364, 29276), (7882, 27352), (9008, 23933), (13676, 15764), (14638, 14728)]