31886970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1249}}^1$

素因数の和:1319

約数の個数: 64

約数和(自身を含む): 82080000

約数和(自身を除く): 50193030

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 37, 46, 69, 74, 111, 115, 138, 185, 222, 230, 345, 370, 555, 690, 851, 1110, 1249, 1702, 2498, 2553, 3747, 4255, 5106, 6245, 7494, 8510, 12490, 12765, 18735, 25530, 28727, 37470, 46213, 57454, 86181, 92426, 138639, 143635, 172362, 231065, 277278, 287270, 430905, 462130, 693195, 861810, 1062899, 1386390, 2125798, 3188697, 5314495, 6377394, 10628990, 15943485, 31886970]

約数ペア:

[(1, 31886970), (2, 15943485), (3, 10628990), (5, 6377394), (6, 5314495), (10, 3188697), (15, 2125798), (23, 1386390), (30, 1062899), (37, 861810), (46, 693195), (69, 462130), (74, 430905), (111, 287270), (115, 277278), (138, 231065), (185, 172362), (222, 143635), (230, 138639), (345, 92426), (370, 86181), (555, 57454), (690, 46213), (851, 37470), (1110, 28727), (1249, 25530), (1702, 18735), (2498, 12765), (2553, 12490), (3747, 8510), (4255, 7494), (5106, 6245)]