120808080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8831}}^1$

素因数の和:8869

約数の個数: 120

約数和(自身を含む): 427115520

約数和(自身を除く): 306307440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 684, 720, 760, 855, 912, 1140, 1368, 1520, 1710, 2280, 2736, 3420, 4560, 6840, 8831, 13680, 17662, 26493, 35324, 44155, 52986, 70648, 79479, 88310, 105972, 132465, 141296, 158958, 167789, 176620, 211944, 264930, 317916, 335578, 353240, 397395, 423888, 503367, 529860, 635832, 671156, 706480, 794790, 838945, 1006734, 1059720, 1271664, 1342312, 1510101, 1589580, 1677890, 2013468, 2119440, 2516835, 2684624, 3020202, 3179160, 3355780, 4026936, 5033670, 6040404, 6358320, 6711560, 7550505, 8053872, 10067340, 12080808, 13423120, 15101010, 20134680, 24161616, 30202020, 40269360, 60404040, 120808080]

約数ペア:

[(1, 120808080), (2, 60404040), (3, 40269360), (4, 30202020), (5, 24161616), (6, 20134680), (8, 15101010), (9, 13423120), (10, 12080808), (12, 10067340), (15, 8053872), (16, 7550505), (18, 6711560), (19, 6358320), (20, 6040404), (24, 5033670), (30, 4026936), (36, 3355780), (38, 3179160), (40, 3020202), (45, 2684624), (48, 2516835), (57, 2119440), (60, 2013468), (72, 1677890), (76, 1589580), (80, 1510101), (90, 1342312), (95, 1271664), (114, 1059720), (120, 1006734), (144, 838945), (152, 794790), (171, 706480), (180, 671156), (190, 635832), (228, 529860), (240, 503367), (285, 423888), (304, 397395), (342, 353240), (360, 335578), (380, 317916), (456, 264930), (570, 211944), (684, 176620), (720, 167789), (760, 158958), (855, 141296), (912, 132465), (1140, 105972), (1368, 88310), (1520, 79479), (1710, 70648), (2280, 52986), (2736, 44155), (3420, 35324), (4560, 26493), (6840, 17662), (8831, 13680)]