393915900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{127}}^1\times {\mathrm{211}}^1$

素因数の和:369

約数の個数: 216

約数和(自身を含む): 1342580736

約数和(自身を除く): 948664836

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 49, 50, 60, 70, 75, 84, 98, 100, 105, 127, 140, 147, 150, 175, 196, 210, 211, 245, 254, 294, 300, 350, 381, 420, 422, 490, 508, 525, 588, 633, 635, 700, 735, 762, 844, 889, 980, 1050, 1055, 1225, 1266, 1270, 1470, 1477, 1524, 1778, 1905, 2100, 2110, 2450, 2532, 2540, 2667, 2940, 2954, 3165, 3175, 3556, 3675, 3810, 4220, 4431, 4445, 4900, 5275, 5334, 5908, 6223, 6330, 6350, 7350, 7385, 7620, 8862, 8890, 9525, 10339, 10550, 10668, 12446, 12660, 12700, 13335, 14700, 14770, 15825, 17724, 17780, 18669, 19050, 20678, 21100, 22155, 22225, 24892, 26670, 26797, 29540, 31017, 31115, 31650, 36925, 37338, 38100, 41356, 44310, 44450, 51695, 53340, 53594, 62034, 62230, 63300, 66675, 73850, 74676, 80391, 88620, 88900, 93345, 103390, 107188, 110775, 124068, 124460, 133350, 133985, 147700, 155085, 155575, 160782, 186690, 187579, 206780, 221550, 258475, 266700, 267970, 310170, 311150, 321564, 373380, 375158, 401955, 443100, 466725, 516950, 535940, 562737, 620340, 622300, 669925, 750316, 775425, 803910, 933450, 937895, 1033900, 1125474, 1313053, 1339850, 1550850, 1607820, 1866900, 1875790, 2009775, 2250948, 2626106, 2679700, 2813685, 3101700, 3751580, 3939159, 4019550, 4689475, 5252212, 5627370, 6565265, 7878318, 8039100, 9378950, 11254740, 13130530, 14068425, 15756636, 18757900, 19695795, 26261060, 28136850, 32826325, 39391590, 56273700, 65652650, 78783180, 98478975, 131305300, 196957950, 393915900]

約数ペア:

[(1, 393915900), (2, 196957950), (3, 131305300), (4, 98478975), (5, 78783180), (6, 65652650), (7, 56273700), (10, 39391590), (12, 32826325), (14, 28136850), (15, 26261060), (20, 19695795), (21, 18757900), (25, 15756636), (28, 14068425), (30, 13130530), (35, 11254740), (42, 9378950), (49, 8039100), (50, 7878318), (60, 6565265), (70, 5627370), (75, 5252212), (84, 4689475), (98, 4019550), (100, 3939159), (105, 3751580), (127, 3101700), (140, 2813685), (147, 2679700), (150, 2626106), (175, 2250948), (196, 2009775), (210, 1875790), (211, 1866900), (245, 1607820), (254, 1550850), (294, 1339850), (300, 1313053), (350, 1125474), (381, 1033900), (420, 937895), (422, 933450), (490, 803910), (508, 775425), (525, 750316), (588, 669925), (633, 622300), (635, 620340), (700, 562737), (735, 535940), (762, 516950), (844, 466725), (889, 443100), (980, 401955), (1050, 375158), (1055, 373380), (1225, 321564), (1266, 311150), (1270, 310170), (1470, 267970), (1477, 266700), (1524, 258475), (1778, 221550), (1905, 206780), (2100, 187579), (2110, 186690), (2450, 160782), (2532, 155575), (2540, 155085), (2667, 147700), (2940, 133985), (2954, 133350), (3165, 124460), (3175, 124068), (3556, 110775), (3675, 107188), (3810, 103390), (4220, 93345), (4431, 88900), (4445, 88620), (4900, 80391), (5275, 74676), (5334, 73850), (5908, 66675), (6223, 63300), (6330, 62230), (6350, 62034), (7350, 53594), (7385, 53340), (7620, 51695), (8862, 44450), (8890, 44310), (9525, 41356), (10339, 38100), (10550, 37338), (10668, 36925), (12446, 31650), (12660, 31115), (12700, 31017), (13335, 29540), (14700, 26797), (14770, 26670), (15825, 24892), (17724, 22225), (17780, 22155), (18669, 21100), (19050, 20678)]