40160640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1609}}^1$

素因数の和:1644

約数の個数: 128

約数和(自身を含む): 137944800

約数和(自身を除く): 97784160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 780, 832, 960, 1040, 1248, 1560, 1609, 1664, 1920, 2080, 2496, 3120, 3218, 4160, 4827, 4992, 6240, 6436, 8045, 8320, 9654, 12480, 12872, 16090, 19308, 20917, 24135, 24960, 25744, 32180, 38616, 41834, 48270, 51488, 62751, 64360, 77232, 83668, 96540, 102976, 104585, 125502, 128720, 154464, 167336, 193080, 205952, 209170, 251004, 257440, 308928, 313755, 334672, 386160, 418340, 502008, 514880, 617856, 627510, 669344, 772320, 836680, 1004016, 1029760, 1255020, 1338688, 1544640, 1673360, 2008032, 2510040, 2677376, 3089280, 3346720, 4016064, 5020080, 6693440, 8032128, 10040160, 13386880, 20080320, 40160640]

約数ペア:

[(1, 40160640), (2, 20080320), (3, 13386880), (4, 10040160), (5, 8032128), (6, 6693440), (8, 5020080), (10, 4016064), (12, 3346720), (13, 3089280), (15, 2677376), (16, 2510040), (20, 2008032), (24, 1673360), (26, 1544640), (30, 1338688), (32, 1255020), (39, 1029760), (40, 1004016), (48, 836680), (52, 772320), (60, 669344), (64, 627510), (65, 617856), (78, 514880), (80, 502008), (96, 418340), (104, 386160), (120, 334672), (128, 313755), (130, 308928), (156, 257440), (160, 251004), (192, 209170), (195, 205952), (208, 193080), (240, 167336), (260, 154464), (312, 128720), (320, 125502), (384, 104585), (390, 102976), (416, 96540), (480, 83668), (520, 77232), (624, 64360), (640, 62751), (780, 51488), (832, 48270), (960, 41834), (1040, 38616), (1248, 32180), (1560, 25744), (1609, 24960), (1664, 24135), (1920, 20917), (2080, 19308), (2496, 16090), (3120, 12872), (3218, 12480), (4160, 9654), (4827, 8320), (4992, 8045), (6240, 6436)]