255933210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{21169}}^1$

素因数の和:21223

約数の個数: 64

約数和(自身を含む): 682859520

約数和(自身を除く): 426926310

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 31, 39, 62, 65, 78, 93, 130, 155, 186, 195, 310, 390, 403, 465, 806, 930, 1209, 2015, 2418, 4030, 6045, 12090, 21169, 42338, 63507, 105845, 127014, 211690, 275197, 317535, 550394, 635070, 656239, 825591, 1312478, 1375985, 1651182, 1968717, 2751970, 3281195, 3937434, 4127955, 6562390, 8255910, 8531107, 9843585, 17062214, 19687170, 25593321, 42655535, 51186642, 85311070, 127966605, 255933210]

約数ペア:

[(1, 255933210), (2, 127966605), (3, 85311070), (5, 51186642), (6, 42655535), (10, 25593321), (13, 19687170), (15, 17062214), (26, 9843585), (30, 8531107), (31, 8255910), (39, 6562390), (62, 4127955), (65, 3937434), (78, 3281195), (93, 2751970), (130, 1968717), (155, 1651182), (186, 1375985), (195, 1312478), (310, 825591), (390, 656239), (403, 635070), (465, 550394), (806, 317535), (930, 275197), (1209, 211690), (2015, 127014), (2418, 105845), (4030, 63507), (6045, 42338), (12090, 21169)]