80616060

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{7109}}^1$

素因数の和:7137

約数の個数: 120

約数和(自身を含む): 289064160

約数和(自身を除く): 208448100

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 7109, 11340, 14218, 21327, 28436, 35545, 42654, 49763, 63981, 71090, 85308, 99526, 106635, 127962, 142180, 149289, 191943, 199052, 213270, 248815, 255924, 298578, 319905, 383886, 426540, 447867, 497630, 575829, 597156, 639810, 746445, 767772, 895734, 959715, 995260, 1151658, 1279620, 1343601, 1492890, 1791468, 1919430, 2239335, 2303316, 2687202, 2879145, 2985780, 3838860, 4030803, 4478670, 5374404, 5758290, 6718005, 8061606, 8957340, 11516580, 13436010, 16123212, 20154015, 26872020, 40308030, 80616060]

約数ペア:

[(1, 80616060), (2, 40308030), (3, 26872020), (4, 20154015), (5, 16123212), (6, 13436010), (7, 11516580), (9, 8957340), (10, 8061606), (12, 6718005), (14, 5758290), (15, 5374404), (18, 4478670), (20, 4030803), (21, 3838860), (27, 2985780), (28, 2879145), (30, 2687202), (35, 2303316), (36, 2239335), (42, 1919430), (45, 1791468), (54, 1492890), (60, 1343601), (63, 1279620), (70, 1151658), (81, 995260), (84, 959715), (90, 895734), (105, 767772), (108, 746445), (126, 639810), (135, 597156), (140, 575829), (162, 497630), (180, 447867), (189, 426540), (210, 383886), (252, 319905), (270, 298578), (315, 255924), (324, 248815), (378, 213270), (405, 199052), (420, 191943), (540, 149289), (567, 142180), (630, 127962), (756, 106635), (810, 99526), (945, 85308), (1134, 71090), (1260, 63981), (1620, 49763), (1890, 42654), (2268, 35545), (2835, 28436), (3780, 21327), (5670, 14218), (7109, 11340)]