79742640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{7727}}^1$

素因数の和:7786

約数の個数: 80

約数和(自身を含む): 252983808

約数和(自身を除く): 173241168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 430, 516, 645, 688, 860, 1032, 1290, 1720, 2064, 2580, 3440, 5160, 7727, 10320, 15454, 23181, 30908, 38635, 46362, 61816, 77270, 92724, 115905, 123632, 154540, 185448, 231810, 309080, 332261, 370896, 463620, 618160, 664522, 927240, 996783, 1329044, 1661305, 1854480, 1993566, 2658088, 3322610, 3987132, 4983915, 5316176, 6645220, 7974264, 9967830, 13290440, 15948528, 19935660, 26580880, 39871320, 79742640]

約数ペア:

[(1, 79742640), (2, 39871320), (3, 26580880), (4, 19935660), (5, 15948528), (6, 13290440), (8, 9967830), (10, 7974264), (12, 6645220), (15, 5316176), (16, 4983915), (20, 3987132), (24, 3322610), (30, 2658088), (40, 1993566), (43, 1854480), (48, 1661305), (60, 1329044), (80, 996783), (86, 927240), (120, 664522), (129, 618160), (172, 463620), (215, 370896), (240, 332261), (258, 309080), (344, 231810), (430, 185448), (516, 154540), (645, 123632), (688, 115905), (860, 92724), (1032, 77270), (1290, 61816), (1720, 46362), (2064, 38635), (2580, 30908), (3440, 23181), (5160, 15454), (7727, 10320)]