211988790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{443}}^1$

素因数の和:878

約数の個数: 96

約数和(自身を含む): 596363040

約数和(自身を除く): 384374250

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 409, 443, 585, 818, 886, 1170, 1227, 1329, 2045, 2215, 2454, 2658, 3681, 3987, 4090, 4430, 5317, 5759, 6135, 6645, 7362, 7974, 10634, 11518, 12270, 13290, 15951, 17277, 18405, 19935, 26585, 28795, 31902, 34554, 36810, 39870, 47853, 51831, 53170, 57590, 79755, 86385, 95706, 103662, 159510, 172770, 181187, 239265, 259155, 362374, 478530, 518310, 543561, 905935, 1087122, 1630683, 1811870, 2355431, 2717805, 3261366, 4710862, 5435610, 7066293, 8153415, 11777155, 14132586, 16306830, 21198879, 23554310, 35331465, 42397758, 70662930, 105994395, 211988790]

約数ペア:

[(1, 211988790), (2, 105994395), (3, 70662930), (5, 42397758), (6, 35331465), (9, 23554310), (10, 21198879), (13, 16306830), (15, 14132586), (18, 11777155), (26, 8153415), (30, 7066293), (39, 5435610), (45, 4710862), (65, 3261366), (78, 2717805), (90, 2355431), (117, 1811870), (130, 1630683), (195, 1087122), (234, 905935), (390, 543561), (409, 518310), (443, 478530), (585, 362374), (818, 259155), (886, 239265), (1170, 181187), (1227, 172770), (1329, 159510), (2045, 103662), (2215, 95706), (2454, 86385), (2658, 79755), (3681, 57590), (3987, 53170), (4090, 51831), (4430, 47853), (5317, 39870), (5759, 36810), (6135, 34554), (6645, 31902), (7362, 28795), (7974, 26585), (10634, 19935), (11518, 18405), (12270, 17277), (13290, 15951)]