320420256

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{13513}}^1$

素因数の和:13558

約数の個数: 96

約数和(自身を含む): 953547840

約数和(自身を除く): 633127584

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 32, 38, 39, 48, 52, 57, 76, 78, 96, 104, 114, 152, 156, 208, 228, 247, 304, 312, 416, 456, 494, 608, 624, 741, 912, 988, 1248, 1482, 1824, 1976, 2964, 3952, 5928, 7904, 11856, 13513, 23712, 27026, 40539, 54052, 81078, 108104, 162156, 175669, 216208, 256747, 324312, 351338, 432416, 513494, 527007, 648624, 702676, 770241, 1026988, 1054014, 1297248, 1405352, 1540482, 2053976, 2108028, 2810704, 3080964, 3337711, 4107952, 4216056, 5621408, 6161928, 6675422, 8215904, 8432112, 10013133, 12323856, 13350844, 16864224, 20026266, 24647712, 26701688, 40052532, 53403376, 80105064, 106806752, 160210128, 320420256]

約数ペア:

[(1, 320420256), (2, 160210128), (3, 106806752), (4, 80105064), (6, 53403376), (8, 40052532), (12, 26701688), (13, 24647712), (16, 20026266), (19, 16864224), (24, 13350844), (26, 12323856), (32, 10013133), (38, 8432112), (39, 8215904), (48, 6675422), (52, 6161928), (57, 5621408), (76, 4216056), (78, 4107952), (96, 3337711), (104, 3080964), (114, 2810704), (152, 2108028), (156, 2053976), (208, 1540482), (228, 1405352), (247, 1297248), (304, 1054014), (312, 1026988), (416, 770241), (456, 702676), (494, 648624), (608, 527007), (624, 513494), (741, 432416), (912, 351338), (988, 324312), (1248, 256747), (1482, 216208), (1824, 175669), (1976, 162156), (2964, 108104), (3952, 81078), (5928, 54052), (7904, 40539), (11856, 27026), (13513, 23712)]