42474880

素因数分解:

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

素因数の和:544

約数の個数: 128

約数和(自身を含む): 122400000

約数和(自身を除く): 79925120

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, 266, 280, 304, 320, 380, 448, 499, 532, 560, 608, 640, 665, 760, 896, 998, 1064, 1120, 1216, 1330, 1520, 1996, 2128, 2240, 2432, 2495, 2660, 3040, 3493, 3992, 4256, 4480, 4990, 5320, 6080, 6986, 7984, 8512, 9481, 9980, 10640, 12160, 13972, 15968, 17024, 17465, 18962, 19960, 21280, 27944, 31936, 34930, 37924, 39920, 42560, 47405, 55888, 63872, 66367, 69860, 75848, 79840, 85120, 94810, 111776, 132734, 139720, 151696, 159680, 189620, 223552, 265468, 279440, 303392, 319360, 331835, 379240, 447104, 530936, 558880, 606784, 663670, 758480, 1061872, 1117760, 1213568, 1327340, 1516960, 2123744, 2235520, 2654680, 3033920, 4247488, 5309360, 6067840, 8494976, 10618720, 21237440, 42474880]

約数ペア:

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