206697840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{359}}^1\times {\mathrm{2399}}^1$

素因数の和:2774

約数の個数: 80

約数和(自身を含む): 642816000

約数和(自身を除く): 436118160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 359, 718, 1077, 1436, 1795, 2154, 2399, 2872, 3590, 4308, 4798, 5385, 5744, 7180, 7197, 8616, 9596, 10770, 11995, 14360, 14394, 17232, 19192, 21540, 23990, 28720, 28788, 35985, 38384, 43080, 47980, 57576, 71970, 86160, 95960, 115152, 143940, 191920, 287880, 575760, 861241, 1722482, 2583723, 3444964, 4306205, 5167446, 6889928, 8612410, 10334892, 12918615, 13779856, 17224820, 20669784, 25837230, 34449640, 41339568, 51674460, 68899280, 103348920, 206697840]

約数ペア:

[(1, 206697840), (2, 103348920), (3, 68899280), (4, 51674460), (5, 41339568), (6, 34449640), (8, 25837230), (10, 20669784), (12, 17224820), (15, 13779856), (16, 12918615), (20, 10334892), (24, 8612410), (30, 6889928), (40, 5167446), (48, 4306205), (60, 3444964), (80, 2583723), (120, 1722482), (240, 861241), (359, 575760), (718, 287880), (1077, 191920), (1436, 143940), (1795, 115152), (2154, 95960), (2399, 86160), (2872, 71970), (3590, 57576), (4308, 47980), (4798, 43080), (5385, 38384), (5744, 35985), (7180, 28788), (7197, 28720), (8616, 23990), (9596, 21540), (10770, 19192), (11995, 17232), (14360, 14394)]