64830080

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{499}}^1$

素因数の和:554

約数の個数: 128

約数和(自身を含む): 183600000

約数和(自身を除く): 118769920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 64, 70, 80, 112, 116, 128, 140, 145, 160, 203, 224, 232, 280, 290, 320, 406, 448, 464, 499, 560, 580, 640, 812, 896, 928, 998, 1015, 1120, 1160, 1624, 1856, 1996, 2030, 2240, 2320, 2495, 3248, 3493, 3712, 3992, 4060, 4480, 4640, 4990, 6496, 6986, 7984, 8120, 9280, 9980, 12992, 13972, 14471, 15968, 16240, 17465, 18560, 19960, 25984, 27944, 28942, 31936, 32480, 34930, 39920, 55888, 57884, 63872, 64960, 69860, 72355, 79840, 101297, 111776, 115768, 129920, 139720, 144710, 159680, 202594, 223552, 231536, 279440, 289420, 319360, 405188, 447104, 463072, 506485, 558880, 578840, 810376, 926144, 1012970, 1117760, 1157680, 1620752, 1852288, 2025940, 2235520, 2315360, 3241504, 4051880, 4630720, 6483008, 8103760, 9261440, 12966016, 16207520, 32415040, 64830080]

約数ペア:

[(1, 64830080), (2, 32415040), (4, 16207520), (5, 12966016), (7, 9261440), (8, 8103760), (10, 6483008), (14, 4630720), (16, 4051880), (20, 3241504), (28, 2315360), (29, 2235520), (32, 2025940), (35, 1852288), (40, 1620752), (56, 1157680), (58, 1117760), (64, 1012970), (70, 926144), (80, 810376), (112, 578840), (116, 558880), (128, 506485), (140, 463072), (145, 447104), (160, 405188), (203, 319360), (224, 289420), (232, 279440), (280, 231536), (290, 223552), (320, 202594), (406, 159680), (448, 144710), (464, 139720), (499, 129920), (560, 115768), (580, 111776), (640, 101297), (812, 79840), (896, 72355), (928, 69860), (998, 64960), (1015, 63872), (1120, 57884), (1160, 55888), (1624, 39920), (1856, 34930), (1996, 32480), (2030, 31936), (2240, 28942), (2320, 27944), (2495, 25984), (3248, 19960), (3493, 18560), (3712, 17465), (3992, 16240), (4060, 15968), (4480, 14471), (4640, 13972), (4990, 12992), (6496, 9980), (6986, 9280), (7984, 8120)]