178529680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{167}}^1$

素因数の和:293

約数の個数: 160

約数和(自身を含む): 503967744

約数和(自身を除く): 325438064

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 83, 92, 112, 115, 140, 161, 166, 167, 184, 230, 280, 322, 332, 334, 368, 415, 460, 560, 581, 644, 664, 668, 805, 830, 835, 920, 1162, 1169, 1288, 1328, 1336, 1610, 1660, 1670, 1840, 1909, 2324, 2338, 2576, 2672, 2905, 3220, 3320, 3340, 3818, 3841, 4648, 4676, 5810, 5845, 6440, 6640, 6680, 7636, 7682, 9296, 9352, 9545, 11620, 11690, 12880, 13360, 13363, 13861, 15272, 15364, 18704, 19090, 19205, 23240, 23380, 26726, 26887, 27722, 30544, 30728, 38180, 38410, 46480, 46760, 53452, 53774, 55444, 61456, 66815, 69305, 76360, 76820, 93520, 97027, 106904, 107548, 110888, 133630, 134435, 138610, 152720, 153640, 194054, 213808, 215096, 221776, 267260, 268870, 277220, 307280, 318803, 388108, 430192, 485135, 534520, 537740, 554440, 637606, 776216, 970270, 1069040, 1075480, 1108880, 1275212, 1552432, 1594015, 1940540, 2150960, 2231621, 2550424, 3188030, 3881080, 4463242, 5100848, 6376060, 7762160, 8926484, 11158105, 12752120, 17852968, 22316210, 25504240, 35705936, 44632420, 89264840, 178529680]

約数ペア:

[(1, 178529680), (2, 89264840), (4, 44632420), (5, 35705936), (7, 25504240), (8, 22316210), (10, 17852968), (14, 12752120), (16, 11158105), (20, 8926484), (23, 7762160), (28, 6376060), (35, 5100848), (40, 4463242), (46, 3881080), (56, 3188030), (70, 2550424), (80, 2231621), (83, 2150960), (92, 1940540), (112, 1594015), (115, 1552432), (140, 1275212), (161, 1108880), (166, 1075480), (167, 1069040), (184, 970270), (230, 776216), (280, 637606), (322, 554440), (332, 537740), (334, 534520), (368, 485135), (415, 430192), (460, 388108), (560, 318803), (581, 307280), (644, 277220), (664, 268870), (668, 267260), (805, 221776), (830, 215096), (835, 213808), (920, 194054), (1162, 153640), (1169, 152720), (1288, 138610), (1328, 134435), (1336, 133630), (1610, 110888), (1660, 107548), (1670, 106904), (1840, 97027), (1909, 93520), (2324, 76820), (2338, 76360), (2576, 69305), (2672, 66815), (2905, 61456), (3220, 55444), (3320, 53774), (3340, 53452), (3818, 46760), (3841, 46480), (4648, 38410), (4676, 38180), (5810, 30728), (5845, 30544), (6440, 27722), (6640, 26887), (6680, 26726), (7636, 23380), (7682, 23240), (9296, 19205), (9352, 19090), (9545, 18704), (11620, 15364), (11690, 15272), (12880, 13861), (13360, 13363)]