171439840

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1$

素因数の和:225

約数の個数: 192

約数和(自身を含む): 487710720

約数和(自身を除く): 316270880

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 59, 65, 80, 88, 104, 110, 118, 127, 130, 143, 160, 176, 208, 220, 236, 254, 260, 286, 295, 352, 416, 440, 472, 508, 520, 572, 590, 635, 649, 715, 767, 880, 944, 1016, 1040, 1144, 1180, 1270, 1298, 1397, 1430, 1534, 1651, 1760, 1888, 2032, 2080, 2288, 2360, 2540, 2596, 2794, 2860, 3068, 3245, 3302, 3835, 4064, 4576, 4720, 5080, 5192, 5588, 5720, 6136, 6490, 6604, 6985, 7493, 7670, 8255, 8437, 9440, 10160, 10384, 11176, 11440, 12272, 12980, 13208, 13970, 14986, 15340, 16510, 16874, 18161, 20320, 20768, 22352, 22880, 24544, 25960, 26416, 27940, 29972, 30680, 33020, 33748, 36322, 37465, 42185, 44704, 51920, 52832, 55880, 59944, 61360, 66040, 67496, 72644, 74930, 82423, 84370, 90805, 97409, 103840, 111760, 119888, 122720, 132080, 134992, 145288, 149860, 164846, 168740, 181610, 194818, 223520, 239776, 264160, 269984, 290576, 299720, 329692, 337480, 363220, 389636, 412115, 487045, 581152, 599440, 659384, 674960, 726440, 779272, 824230, 974090, 1071499, 1198880, 1318768, 1349920, 1452880, 1558544, 1648460, 1948180, 2142998, 2637536, 2905760, 3117088, 3296920, 3896360, 4285996, 5357495, 6593840, 7792720, 8571992, 10714990, 13187680, 15585440, 17143984, 21429980, 34287968, 42859960, 85719920, 171439840]

約数ペア:

[(1, 171439840), (2, 85719920), (4, 42859960), (5, 34287968), (8, 21429980), (10, 17143984), (11, 15585440), (13, 13187680), (16, 10714990), (20, 8571992), (22, 7792720), (26, 6593840), (32, 5357495), (40, 4285996), (44, 3896360), (52, 3296920), (55, 3117088), (59, 2905760), (65, 2637536), (80, 2142998), (88, 1948180), (104, 1648460), (110, 1558544), (118, 1452880), (127, 1349920), (130, 1318768), (143, 1198880), (160, 1071499), (176, 974090), (208, 824230), (220, 779272), (236, 726440), (254, 674960), (260, 659384), (286, 599440), (295, 581152), (352, 487045), (416, 412115), (440, 389636), (472, 363220), (508, 337480), (520, 329692), (572, 299720), (590, 290576), (635, 269984), (649, 264160), (715, 239776), (767, 223520), (880, 194818), (944, 181610), (1016, 168740), (1040, 164846), (1144, 149860), (1180, 145288), (1270, 134992), (1298, 132080), (1397, 122720), (1430, 119888), (1534, 111760), (1651, 103840), (1760, 97409), (1888, 90805), (2032, 84370), (2080, 82423), (2288, 74930), (2360, 72644), (2540, 67496), (2596, 66040), (2794, 61360), (2860, 59944), (3068, 55880), (3245, 52832), (3302, 51920), (3835, 44704), (4064, 42185), (4576, 37465), (4720, 36322), (5080, 33748), (5192, 33020), (5588, 30680), (5720, 29972), (6136, 27940), (6490, 26416), (6604, 25960), (6985, 24544), (7493, 22880), (7670, 22352), (8255, 20768), (8437, 20320), (9440, 18161), (10160, 16874), (10384, 16510), (11176, 15340), (11440, 14986), (12272, 13970), (12980, 13208)]