31615430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2161}}^1$

素因数の和:2205

約数の個数: 64

約数和(自身を含む): 74718720

約数和(自身を除く): 43103290

約数列:

[1, 2, 5, 7, 10, 11, 14, 19, 22, 35, 38, 55, 70, 77, 95, 110, 133, 154, 190, 209, 266, 385, 418, 665, 770, 1045, 1330, 1463, 2090, 2161, 2926, 4322, 7315, 10805, 14630, 15127, 21610, 23771, 30254, 41059, 47542, 75635, 82118, 118855, 151270, 166397, 205295, 237710, 287413, 332794, 410590, 451649, 574826, 831985, 903298, 1437065, 1663970, 2258245, 2874130, 3161543, 4516490, 6323086, 15807715, 31615430]

約数ペア:

[(1, 31615430), (2, 15807715), (5, 6323086), (7, 4516490), (10, 3161543), (11, 2874130), (14, 2258245), (19, 1663970), (22, 1437065), (35, 903298), (38, 831985), (55, 574826), (70, 451649), (77, 410590), (95, 332794), (110, 287413), (133, 237710), (154, 205295), (190, 166397), (209, 151270), (266, 118855), (385, 82118), (418, 75635), (665, 47542), (770, 41059), (1045, 30254), (1330, 23771), (1463, 21610), (2090, 15127), (2161, 14630), (2926, 10805), (4322, 7315)]