259736724

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{17903}}^1$

素因数の和:17957

約数の個数: 72

約数和(自身を含む): 729910272

約数和(自身を除く): 470173548

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 52, 62, 78, 93, 117, 124, 156, 186, 234, 279, 372, 403, 468, 558, 806, 1116, 1209, 1612, 2418, 3627, 4836, 7254, 14508, 17903, 35806, 53709, 71612, 107418, 161127, 214836, 232739, 322254, 465478, 554993, 644508, 698217, 930956, 1109986, 1396434, 1664979, 2094651, 2219972, 2792868, 3329958, 4189302, 4994937, 6659916, 7214909, 8378604, 9989874, 14429818, 19979748, 21644727, 28859636, 43289454, 64934181, 86578908, 129868362, 259736724]

約数ペア:

[(1, 259736724), (2, 129868362), (3, 86578908), (4, 64934181), (6, 43289454), (9, 28859636), (12, 21644727), (13, 19979748), (18, 14429818), (26, 9989874), (31, 8378604), (36, 7214909), (39, 6659916), (52, 4994937), (62, 4189302), (78, 3329958), (93, 2792868), (117, 2219972), (124, 2094651), (156, 1664979), (186, 1396434), (234, 1109986), (279, 930956), (372, 698217), (403, 644508), (468, 554993), (558, 465478), (806, 322254), (1116, 232739), (1209, 214836), (1612, 161127), (2418, 107418), (3627, 71612), (4836, 53709), (7254, 35806), (14508, 17903)]