69777540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{701}}^1$

素因数の和:802

約数の個数: 144

約数和(自身を含む): 245306880

約数和(自身を除く): 175529340

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 79, 84, 90, 105, 126, 140, 158, 180, 210, 237, 252, 315, 316, 395, 420, 474, 553, 630, 701, 711, 790, 948, 1106, 1185, 1260, 1402, 1422, 1580, 1659, 2103, 2212, 2370, 2765, 2804, 2844, 3318, 3505, 3555, 4206, 4740, 4907, 4977, 5530, 6309, 6636, 7010, 7110, 8295, 8412, 9814, 9954, 10515, 11060, 12618, 14020, 14220, 14721, 16590, 19628, 19908, 21030, 24535, 24885, 25236, 29442, 31545, 33180, 42060, 44163, 49070, 49770, 55379, 58884, 63090, 73605, 88326, 98140, 99540, 110758, 126180, 147210, 166137, 176652, 220815, 221516, 276895, 294420, 332274, 387653, 441630, 498411, 553790, 664548, 775306, 830685, 883260, 996822, 1107580, 1162959, 1550612, 1661370, 1938265, 1993644, 2325918, 2492055, 3322740, 3488877, 3876530, 4651836, 4984110, 5814795, 6977754, 7753060, 9968220, 11629590, 13955508, 17444385, 23259180, 34888770, 69777540]

約数ペア:

[(1, 69777540), (2, 34888770), (3, 23259180), (4, 17444385), (5, 13955508), (6, 11629590), (7, 9968220), (9, 7753060), (10, 6977754), (12, 5814795), (14, 4984110), (15, 4651836), (18, 3876530), (20, 3488877), (21, 3322740), (28, 2492055), (30, 2325918), (35, 1993644), (36, 1938265), (42, 1661370), (45, 1550612), (60, 1162959), (63, 1107580), (70, 996822), (79, 883260), (84, 830685), (90, 775306), (105, 664548), (126, 553790), (140, 498411), (158, 441630), (180, 387653), (210, 332274), (237, 294420), (252, 276895), (315, 221516), (316, 220815), (395, 176652), (420, 166137), (474, 147210), (553, 126180), (630, 110758), (701, 99540), (711, 98140), (790, 88326), (948, 73605), (1106, 63090), (1185, 58884), (1260, 55379), (1402, 49770), (1422, 49070), (1580, 44163), (1659, 42060), (2103, 33180), (2212, 31545), (2370, 29442), (2765, 25236), (2804, 24885), (2844, 24535), (3318, 21030), (3505, 19908), (3555, 19628), (4206, 16590), (4740, 14721), (4907, 14220), (4977, 14020), (5530, 12618), (6309, 11060), (6636, 10515), (7010, 9954), (7110, 9814), (8295, 8412)]