155150468920

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{193}}^1\times {\mathrm{2447}}^1$

素因数の和:2885

約数の個数: 128

約数和(自身を含む): 361085091840

約数和(自身を除く): 205934622920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 191, 193, 215, 344, 382, 386, 430, 764, 772, 860, 955, 965, 1528, 1544, 1720, 1910, 1930, 2447, 3820, 3860, 4894, 7640, 7720, 8213, 8299, 9788, 12235, 16426, 16598, 19576, 24470, 32852, 33196, 36863, 41065, 41495, 48940, 65704, 66392, 73726, 82130, 82990, 97880, 105221, 147452, 164260, 165980, 184315, 210442, 294904, 328520, 331960, 368630, 420884, 467377, 472271, 526105, 737260, 841768, 934754, 944542, 1052210, 1474520, 1585109, 1869508, 1889084, 2104420, 2336885, 2361355, 3170218, 3739016, 3778168, 4208840, 4673770, 4722710, 6340436, 7925545, 9347540, 9445420, 12680872, 15851090, 18695080, 18890840, 20097211, 20307653, 31702180, 40194422, 40615306, 63404360, 80388844, 81230612, 90203761, 100486055, 101538265, 160777688, 162461224, 180407522, 200972110, 203076530, 360815044, 401944220, 406153060, 451018805, 721630088, 803888440, 812306120, 902037610, 1804075220, 3608150440, 3878761723, 7757523446, 15515046892, 19393808615, 31030093784, 38787617230, 77575234460, 155150468920]

約数ペア:

[(1, 155150468920), (2, 77575234460), (4, 38787617230), (5, 31030093784), (8, 19393808615), (10, 15515046892), (20, 7757523446), (40, 3878761723), (43, 3608150440), (86, 1804075220), (172, 902037610), (191, 812306120), (193, 803888440), (215, 721630088), (344, 451018805), (382, 406153060), (386, 401944220), (430, 360815044), (764, 203076530), (772, 200972110), (860, 180407522), (955, 162461224), (965, 160777688), (1528, 101538265), (1544, 100486055), (1720, 90203761), (1910, 81230612), (1930, 80388844), (2447, 63404360), (3820, 40615306), (3860, 40194422), (4894, 31702180), (7640, 20307653), (7720, 20097211), (8213, 18890840), (8299, 18695080), (9788, 15851090), (12235, 12680872), (16426, 9445420), (16598, 9347540), (19576, 7925545), (24470, 6340436), (32852, 4722710), (33196, 4673770), (36863, 4208840), (41065, 3778168), (41495, 3739016), (48940, 3170218), (65704, 2361355), (66392, 2336885), (73726, 2104420), (82130, 1889084), (82990, 1869508), (97880, 1585109), (105221, 1474520), (147452, 1052210), (164260, 944542), (165980, 934754), (184315, 841768), (210442, 737260), (294904, 526105), (328520, 472271), (331960, 467377), (368630, 420884)]