278301322

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1069}}^1$

素因数の和:1151

約数の個数: 64

約数和(自身を含む): 517708800

約数和(自身を除く): 239407478

約数列:

[1, 2, 13, 17, 19, 26, 31, 34, 38, 62, 221, 247, 323, 403, 442, 494, 527, 589, 646, 806, 1054, 1069, 1178, 2138, 4199, 6851, 7657, 8398, 10013, 13702, 13897, 15314, 18173, 20026, 20311, 27794, 33139, 36346, 40622, 66278, 130169, 236249, 260338, 264043, 345287, 430807, 472498, 528086, 563363, 629641, 690574, 861614, 1126726, 1259282, 4488731, 7323719, 8185333, 8977462, 10703897, 14647438, 16370666, 21407794, 139150661, 278301322]

約数ペア:

[(1, 278301322), (2, 139150661), (13, 21407794), (17, 16370666), (19, 14647438), (26, 10703897), (31, 8977462), (34, 8185333), (38, 7323719), (62, 4488731), (221, 1259282), (247, 1126726), (323, 861614), (403, 690574), (442, 629641), (494, 563363), (527, 528086), (589, 472498), (646, 430807), (806, 345287), (1054, 264043), (1069, 260338), (1178, 236249), (2138, 130169), (4199, 66278), (6851, 40622), (7657, 36346), (8398, 33139), (10013, 27794), (13702, 20311), (13897, 20026), (15314, 18173)]