740758612

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{457}}^1$

素因数の和:697

約数の個数: 72

約数和(自身を含む): 1519682472

約数和(自身を除く): 778923860

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 121, 187, 197, 242, 374, 394, 457, 484, 748, 788, 914, 1828, 2057, 2167, 3349, 4114, 4334, 5027, 6698, 7769, 8228, 8668, 10054, 13396, 15538, 20108, 23837, 31076, 36839, 47674, 55297, 73678, 85459, 90029, 95348, 110594, 147356, 170918, 180058, 221188, 341836, 360116, 405229, 810458, 940049, 990319, 1530493, 1620916, 1880098, 1980638, 3060986, 3760196, 3961276, 6121972, 10893509, 16835423, 21787018, 33670846, 43574036, 67341692, 185189653, 370379306, 740758612]

約数ペア:

[(1, 740758612), (2, 370379306), (4, 185189653), (11, 67341692), (17, 43574036), (22, 33670846), (34, 21787018), (44, 16835423), (68, 10893509), (121, 6121972), (187, 3961276), (197, 3760196), (242, 3060986), (374, 1980638), (394, 1880098), (457, 1620916), (484, 1530493), (748, 990319), (788, 940049), (914, 810458), (1828, 405229), (2057, 360116), (2167, 341836), (3349, 221188), (4114, 180058), (4334, 170918), (5027, 147356), (6698, 110594), (7769, 95348), (8228, 90029), (8668, 85459), (10054, 73678), (13396, 55297), (15538, 47674), (20108, 36839), (23837, 31076)]