81714630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{271}}^1$

素因数の和:346

約数の個数: 96

約数和(自身を含む): 216599040

約数和(自身を除く): 134884410

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 23, 30, 38, 46, 57, 69, 95, 114, 115, 138, 190, 230, 271, 285, 345, 437, 529, 542, 570, 690, 813, 874, 1058, 1311, 1355, 1587, 1626, 2185, 2622, 2645, 2710, 3174, 4065, 4370, 5149, 5290, 6233, 6555, 7935, 8130, 10051, 10298, 12466, 13110, 15447, 15870, 18699, 20102, 25745, 30153, 30894, 31165, 37398, 50255, 51490, 60306, 62330, 77235, 93495, 100510, 118427, 143359, 150765, 154470, 186990, 236854, 286718, 301530, 355281, 430077, 592135, 710562, 716795, 860154, 1184270, 1433590, 1776405, 2150385, 2723821, 3552810, 4300770, 5447642, 8171463, 13619105, 16342926, 27238210, 40857315, 81714630]

約数ペア:

[(1, 81714630), (2, 40857315), (3, 27238210), (5, 16342926), (6, 13619105), (10, 8171463), (15, 5447642), (19, 4300770), (23, 3552810), (30, 2723821), (38, 2150385), (46, 1776405), (57, 1433590), (69, 1184270), (95, 860154), (114, 716795), (115, 710562), (138, 592135), (190, 430077), (230, 355281), (271, 301530), (285, 286718), (345, 236854), (437, 186990), (529, 154470), (542, 150765), (570, 143359), (690, 118427), (813, 100510), (874, 93495), (1058, 77235), (1311, 62330), (1355, 60306), (1587, 51490), (1626, 50255), (2185, 37398), (2622, 31165), (2645, 30894), (2710, 30153), (3174, 25745), (4065, 20102), (4370, 18699), (5149, 15870), (5290, 15447), (6233, 13110), (6555, 12466), (7935, 10298), (8130, 10051)]