84949760

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1$

素因数の和:546

約数の個数: 144

約数和(自身を含む): 245280000

約数和(自身を除く): 160330240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 128, 133, 140, 152, 160, 190, 224, 256, 266, 280, 304, 320, 380, 448, 499, 532, 560, 608, 640, 665, 760, 896, 998, 1064, 1120, 1216, 1280, 1330, 1520, 1792, 1996, 2128, 2240, 2432, 2495, 2660, 3040, 3493, 3992, 4256, 4480, 4864, 4990, 5320, 6080, 6986, 7984, 8512, 8960, 9481, 9980, 10640, 12160, 13972, 15968, 17024, 17465, 18962, 19960, 21280, 24320, 27944, 31936, 34048, 34930, 37924, 39920, 42560, 47405, 55888, 63872, 66367, 69860, 75848, 79840, 85120, 94810, 111776, 127744, 132734, 139720, 151696, 159680, 170240, 189620, 223552, 265468, 279440, 303392, 319360, 331835, 379240, 447104, 530936, 558880, 606784, 638720, 663670, 758480, 894208, 1061872, 1117760, 1213568, 1327340, 1516960, 2123744, 2235520, 2427136, 2654680, 3033920, 4247488, 4471040, 5309360, 6067840, 8494976, 10618720, 12135680, 16989952, 21237440, 42474880, 84949760]

約数ペア:

[(1, 84949760), (2, 42474880), (4, 21237440), (5, 16989952), (7, 12135680), (8, 10618720), (10, 8494976), (14, 6067840), (16, 5309360), (19, 4471040), (20, 4247488), (28, 3033920), (32, 2654680), (35, 2427136), (38, 2235520), (40, 2123744), (56, 1516960), (64, 1327340), (70, 1213568), (76, 1117760), (80, 1061872), (95, 894208), (112, 758480), (128, 663670), (133, 638720), (140, 606784), (152, 558880), (160, 530936), (190, 447104), (224, 379240), (256, 331835), (266, 319360), (280, 303392), (304, 279440), (320, 265468), (380, 223552), (448, 189620), (499, 170240), (532, 159680), (560, 151696), (608, 139720), (640, 132734), (665, 127744), (760, 111776), (896, 94810), (998, 85120), (1064, 79840), (1120, 75848), (1216, 69860), (1280, 66367), (1330, 63872), (1520, 55888), (1792, 47405), (1996, 42560), (2128, 39920), (2240, 37924), (2432, 34930), (2495, 34048), (2660, 31936), (3040, 27944), (3493, 24320), (3992, 21280), (4256, 19960), (4480, 18962), (4864, 17465), (4990, 17024), (5320, 15968), (6080, 13972), (6986, 12160), (7984, 10640), (8512, 9980), (8960, 9481)]