670475680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{47}}^2\times {\mathrm{271}}^1$

素因数の和:387

約数の個数: 144

約数和(自身を含む): 1856445696

約数和(自身を除く): 1185970016

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 47, 56, 70, 80, 94, 112, 140, 160, 188, 224, 235, 271, 280, 329, 376, 470, 542, 560, 658, 752, 940, 1084, 1120, 1316, 1355, 1504, 1645, 1880, 1897, 2168, 2209, 2632, 2710, 3290, 3760, 3794, 4336, 4418, 5264, 5420, 6580, 7520, 7588, 8672, 8836, 9485, 10528, 10840, 11045, 12737, 13160, 15176, 15463, 17672, 18970, 21680, 22090, 25474, 26320, 30352, 30926, 35344, 37940, 43360, 44180, 50948, 52640, 60704, 61852, 63685, 70688, 75880, 77315, 88360, 89159, 101896, 123704, 127370, 151760, 154630, 176720, 178318, 203792, 247408, 254740, 303520, 309260, 353440, 356636, 407584, 445795, 494816, 509480, 598639, 618520, 713272, 891590, 1018960, 1197278, 1237040, 1426544, 1783180, 2037920, 2394556, 2474080, 2853088, 2993195, 3566360, 4190473, 4789112, 5986390, 7132720, 8380946, 9578224, 11972780, 14265440, 16761892, 19156448, 20952365, 23945560, 33523784, 41904730, 47891120, 67047568, 83809460, 95782240, 134095136, 167618920, 335237840, 670475680]

約数ペア:

[(1, 670475680), (2, 335237840), (4, 167618920), (5, 134095136), (7, 95782240), (8, 83809460), (10, 67047568), (14, 47891120), (16, 41904730), (20, 33523784), (28, 23945560), (32, 20952365), (35, 19156448), (40, 16761892), (47, 14265440), (56, 11972780), (70, 9578224), (80, 8380946), (94, 7132720), (112, 5986390), (140, 4789112), (160, 4190473), (188, 3566360), (224, 2993195), (235, 2853088), (271, 2474080), (280, 2394556), (329, 2037920), (376, 1783180), (470, 1426544), (542, 1237040), (560, 1197278), (658, 1018960), (752, 891590), (940, 713272), (1084, 618520), (1120, 598639), (1316, 509480), (1355, 494816), (1504, 445795), (1645, 407584), (1880, 356636), (1897, 353440), (2168, 309260), (2209, 303520), (2632, 254740), (2710, 247408), (3290, 203792), (3760, 178318), (3794, 176720), (4336, 154630), (4418, 151760), (5264, 127370), (5420, 123704), (6580, 101896), (7520, 89159), (7588, 88360), (8672, 77315), (8836, 75880), (9485, 70688), (10528, 63685), (10840, 61852), (11045, 60704), (12737, 52640), (13160, 50948), (15176, 44180), (15463, 43360), (17672, 37940), (18970, 35344), (21680, 30926), (22090, 30352), (25474, 26320)]