1643988960

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{126851}}^1$

素因数の和:126878

約数の個数: 120

約数和(自身を含む): 5801956776

約数和(自身を除く): 4157967816

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1620, 2160, 2592, 3240, 4320, 6480, 12960, 126851, 253702, 380553, 507404, 634255, 761106, 1014808, 1141659, 1268510, 1522212, 1902765, 2029616, 2283318, 2537020, 3044424, 3424977, 3805530, 4059232, 4566636, 5074040, 5708295, 6088848, 6849954, 7611060, 9133272, 10148080, 10274931, 11416590, 12177696, 13699908, 15222120, 17124885, 18266544, 20296160, 20549862, 22833180, 27399816, 30444240, 34249770, 36533088, 41099724, 45666360, 51374655, 54799632, 60888480, 68499540, 82199448, 91332720, 102749310, 109599264, 136999080, 164398896, 182665440, 205498620, 273998160, 328797792, 410997240, 547996320, 821994480, 1643988960]

約数ペア:

[(1, 1643988960), (2, 821994480), (3, 547996320), (4, 410997240), (5, 328797792), (6, 273998160), (8, 205498620), (9, 182665440), (10, 164398896), (12, 136999080), (15, 109599264), (16, 102749310), (18, 91332720), (20, 82199448), (24, 68499540), (27, 60888480), (30, 54799632), (32, 51374655), (36, 45666360), (40, 41099724), (45, 36533088), (48, 34249770), (54, 30444240), (60, 27399816), (72, 22833180), (80, 20549862), (81, 20296160), (90, 18266544), (96, 17124885), (108, 15222120), (120, 13699908), (135, 12177696), (144, 11416590), (160, 10274931), (162, 10148080), (180, 9133272), (216, 7611060), (240, 6849954), (270, 6088848), (288, 5708295), (324, 5074040), (360, 4566636), (405, 4059232), (432, 3805530), (480, 3424977), (540, 3044424), (648, 2537020), (720, 2283318), (810, 2029616), (864, 1902765), (1080, 1522212), (1296, 1268510), (1440, 1141659), (1620, 1014808), (2160, 761106), (2592, 634255), (3240, 507404), (4320, 380553), (6480, 253702), (12960, 126851)]