204549720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{17573}}^1$

素因数の和:17684

約数の個数: 64

約数和(自身を含む): 620010720

約数和(自身を除く): 415461000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 97, 120, 194, 291, 388, 485, 582, 776, 970, 1164, 1455, 1940, 2328, 2910, 3880, 5820, 11640, 17573, 35146, 52719, 70292, 87865, 105438, 140584, 175730, 210876, 263595, 351460, 421752, 527190, 702920, 1054380, 1704581, 2108760, 3409162, 5113743, 6818324, 8522905, 10227486, 13636648, 17045810, 20454972, 25568715, 34091620, 40909944, 51137430, 68183240, 102274860, 204549720]

約数ペア:

[(1, 204549720), (2, 102274860), (3, 68183240), (4, 51137430), (5, 40909944), (6, 34091620), (8, 25568715), (10, 20454972), (12, 17045810), (15, 13636648), (20, 10227486), (24, 8522905), (30, 6818324), (40, 5113743), (60, 3409162), (97, 2108760), (120, 1704581), (194, 1054380), (291, 702920), (388, 527190), (485, 421752), (582, 351460), (776, 263595), (970, 210876), (1164, 175730), (1455, 140584), (1940, 105438), (2328, 87865), (2910, 70292), (3880, 52719), (5820, 35146), (11640, 17573)]