420172816

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{3023}}^1$

素因数の和:3128

約数の個数: 80

約数和(自身を含む): 998936064

約数和(自身を除く): 578763248

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 73, 112, 119, 136, 146, 238, 272, 292, 476, 511, 584, 952, 1022, 1168, 1241, 1904, 2044, 2482, 3023, 4088, 4964, 6046, 8176, 8687, 9928, 12092, 17374, 19856, 21161, 24184, 34748, 42322, 48368, 51391, 69496, 84644, 102782, 138992, 169288, 205564, 220679, 338576, 359737, 411128, 441358, 719474, 822256, 882716, 1438948, 1544753, 1765432, 2877896, 3089506, 3530864, 3751543, 5755792, 6179012, 7503086, 12358024, 15006172, 24716048, 26260801, 30012344, 52521602, 60024688, 105043204, 210086408, 420172816]

約数ペア:

[(1, 420172816), (2, 210086408), (4, 105043204), (7, 60024688), (8, 52521602), (14, 30012344), (16, 26260801), (17, 24716048), (28, 15006172), (34, 12358024), (56, 7503086), (68, 6179012), (73, 5755792), (112, 3751543), (119, 3530864), (136, 3089506), (146, 2877896), (238, 1765432), (272, 1544753), (292, 1438948), (476, 882716), (511, 822256), (584, 719474), (952, 441358), (1022, 411128), (1168, 359737), (1241, 338576), (1904, 220679), (2044, 205564), (2482, 169288), (3023, 138992), (4088, 102782), (4964, 84644), (6046, 69496), (8176, 51391), (8687, 48368), (9928, 42322), (12092, 34748), (17374, 24184), (19856, 21161)]