123473210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:220

約数の個数: 128

約数和(自身を含む): 291962880

約数和(自身を除く): 168489670

約数列:

[1, 2, 5, 7, 10, 14, 17, 19, 34, 35, 38, 43, 70, 85, 86, 95, 119, 127, 133, 170, 190, 215, 238, 254, 266, 301, 323, 430, 595, 602, 635, 646, 665, 731, 817, 889, 1190, 1270, 1330, 1462, 1505, 1615, 1634, 1778, 2159, 2261, 2413, 3010, 3230, 3655, 4085, 4318, 4445, 4522, 4826, 5117, 5461, 5719, 7310, 8170, 8890, 10234, 10795, 10922, 11305, 11438, 12065, 13889, 15113, 16891, 21590, 22610, 24130, 25585, 27305, 27778, 28595, 30226, 33782, 38227, 41021, 51170, 54610, 57190, 69445, 75565, 76454, 82042, 84455, 92837, 97223, 103759, 138890, 151130, 168910, 185674, 191135, 194446, 205105, 207518, 287147, 382270, 410210, 464185, 486115, 518795, 574294, 649859, 726313, 928370, 972230, 1037590, 1299718, 1435735, 1452626, 1763903, 2871470, 3249295, 3527806, 3631565, 6498590, 7263130, 8819515, 12347321, 17639030, 24694642, 61736605, 123473210]

約数ペア:

[(1, 123473210), (2, 61736605), (5, 24694642), (7, 17639030), (10, 12347321), (14, 8819515), (17, 7263130), (19, 6498590), (34, 3631565), (35, 3527806), (38, 3249295), (43, 2871470), (70, 1763903), (85, 1452626), (86, 1435735), (95, 1299718), (119, 1037590), (127, 972230), (133, 928370), (170, 726313), (190, 649859), (215, 574294), (238, 518795), (254, 486115), (266, 464185), (301, 410210), (323, 382270), (430, 287147), (595, 207518), (602, 205105), (635, 194446), (646, 191135), (665, 185674), (731, 168910), (817, 151130), (889, 138890), (1190, 103759), (1270, 97223), (1330, 92837), (1462, 84455), (1505, 82042), (1615, 76454), (1634, 75565), (1778, 69445), (2159, 57190), (2261, 54610), (2413, 51170), (3010, 41021), (3230, 38227), (3655, 33782), (4085, 30226), (4318, 28595), (4445, 27778), (4522, 27305), (4826, 25585), (5117, 24130), (5461, 22610), (5719, 21590), (7310, 16891), (8170, 15113), (8890, 13889), (10234, 12065), (10795, 11438), (10922, 11305)]