220848516

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1$

素因数の和:378

約数の個数: 144

約数和(自身を含む): 663062400

約数和(自身を除く): 442213884

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 43, 63, 84, 86, 89, 126, 129, 172, 178, 229, 252, 258, 267, 301, 356, 387, 458, 516, 534, 602, 623, 687, 774, 801, 903, 916, 1068, 1204, 1246, 1374, 1548, 1602, 1603, 1806, 1869, 2061, 2492, 2709, 2748, 3204, 3206, 3612, 3738, 3827, 4122, 4809, 5418, 5607, 6412, 7476, 7654, 8244, 9618, 9847, 10836, 11214, 11481, 14427, 15308, 19236, 19694, 20381, 22428, 22962, 26789, 28854, 29541, 34443, 39388, 40762, 45924, 53578, 57708, 59082, 61143, 68886, 68929, 80367, 81524, 88623, 107156, 118164, 122286, 137772, 137858, 142667, 160734, 177246, 183429, 206787, 241101, 244572, 275716, 285334, 321468, 354492, 366858, 413574, 428001, 482202, 570668, 620361, 733716, 827148, 856002, 876383, 964404, 1240722, 1284003, 1712004, 1752766, 2481444, 2568006, 2629149, 3505532, 5136012, 5258298, 6134681, 7887447, 10516596, 12269362, 15774894, 18404043, 24538724, 31549788, 36808086, 55212129, 73616172, 110424258, 220848516]

約数ペア:

[(1, 220848516), (2, 110424258), (3, 73616172), (4, 55212129), (6, 36808086), (7, 31549788), (9, 24538724), (12, 18404043), (14, 15774894), (18, 12269362), (21, 10516596), (28, 7887447), (36, 6134681), (42, 5258298), (43, 5136012), (63, 3505532), (84, 2629149), (86, 2568006), (89, 2481444), (126, 1752766), (129, 1712004), (172, 1284003), (178, 1240722), (229, 964404), (252, 876383), (258, 856002), (267, 827148), (301, 733716), (356, 620361), (387, 570668), (458, 482202), (516, 428001), (534, 413574), (602, 366858), (623, 354492), (687, 321468), (774, 285334), (801, 275716), (903, 244572), (916, 241101), (1068, 206787), (1204, 183429), (1246, 177246), (1374, 160734), (1548, 142667), (1602, 137858), (1603, 137772), (1806, 122286), (1869, 118164), (2061, 107156), (2492, 88623), (2709, 81524), (2748, 80367), (3204, 68929), (3206, 68886), (3612, 61143), (3738, 59082), (3827, 57708), (4122, 53578), (4809, 45924), (5418, 40762), (5607, 39388), (6412, 34443), (7476, 29541), (7654, 28854), (8244, 26789), (9618, 22962), (9847, 22428), (10836, 20381), (11214, 19694), (11481, 19236), (14427, 15308)]