2537520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:222

約数の個数: 80

約数和(自身を含む): 8020320

約数和(自身を除く): 5482800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 97, 109, 120, 194, 218, 240, 291, 327, 388, 436, 485, 545, 582, 654, 776, 872, 970, 1090, 1164, 1308, 1455, 1552, 1635, 1744, 1940, 2180, 2328, 2616, 2910, 3270, 3880, 4360, 4656, 5232, 5820, 6540, 7760, 8720, 10573, 11640, 13080, 21146, 23280, 26160, 31719, 42292, 52865, 63438, 84584, 105730, 126876, 158595, 169168, 211460, 253752, 317190, 422920, 507504, 634380, 845840, 1268760, 2537520]

約数ペア:

[(1, 2537520), (2, 1268760), (3, 845840), (4, 634380), (5, 507504), (6, 422920), (8, 317190), (10, 253752), (12, 211460), (15, 169168), (16, 158595), (20, 126876), (24, 105730), (30, 84584), (40, 63438), (48, 52865), (60, 42292), (80, 31719), (97, 26160), (109, 23280), (120, 21146), (194, 13080), (218, 11640), (240, 10573), (291, 8720), (327, 7760), (388, 6540), (436, 5820), (485, 5232), (545, 4656), (582, 4360), (654, 3880), (776, 3270), (872, 2910), (970, 2616), (1090, 2328), (1164, 2180), (1308, 1940), (1455, 1744), (1552, 1635)]