128523080

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{2851}}^1$

素因数の和:2899

約数の個数: 96

約数和(自身を含む): 351138240

約数和(自身を除く): 222615160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 49, 56, 70, 92, 98, 115, 140, 161, 184, 196, 230, 245, 280, 322, 392, 460, 490, 644, 805, 920, 980, 1127, 1288, 1610, 1960, 2254, 2851, 3220, 4508, 5635, 5702, 6440, 9016, 11270, 11404, 14255, 19957, 22540, 22808, 28510, 39914, 45080, 57020, 65573, 79828, 99785, 114040, 131146, 139699, 159656, 199570, 262292, 279398, 327865, 399140, 459011, 524584, 558796, 655730, 698495, 798280, 918022, 1117592, 1311460, 1396990, 1836044, 2295055, 2622920, 2793980, 3213077, 3672088, 4590110, 5587960, 6426154, 9180220, 12852308, 16065385, 18360440, 25704616, 32130770, 64261540, 128523080]

約数ペア:

[(1, 128523080), (2, 64261540), (4, 32130770), (5, 25704616), (7, 18360440), (8, 16065385), (10, 12852308), (14, 9180220), (20, 6426154), (23, 5587960), (28, 4590110), (35, 3672088), (40, 3213077), (46, 2793980), (49, 2622920), (56, 2295055), (70, 1836044), (92, 1396990), (98, 1311460), (115, 1117592), (140, 918022), (161, 798280), (184, 698495), (196, 655730), (230, 558796), (245, 524584), (280, 459011), (322, 399140), (392, 327865), (460, 279398), (490, 262292), (644, 199570), (805, 159656), (920, 139699), (980, 131146), (1127, 114040), (1288, 99785), (1610, 79828), (1960, 65573), (2254, 57020), (2851, 45080), (3220, 39914), (4508, 28510), (5635, 22808), (5702, 22540), (6440, 19957), (9016, 14255), (11270, 11404)]