489652016

素因数分解:

$2^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1\times {\mathrm{557}}^1$

素因数の和:786

約数の個数: 80

約数和(自身を含む): 1115928576

約数和(自身を除く): 626276560

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 56, 94, 112, 167, 188, 329, 334, 376, 557, 658, 668, 752, 1114, 1169, 1316, 1336, 2228, 2338, 2632, 2672, 3899, 4456, 4676, 5264, 7798, 7849, 8912, 9352, 15596, 15698, 18704, 26179, 31192, 31396, 52358, 54943, 62384, 62792, 93019, 104716, 109886, 125584, 183253, 186038, 209432, 219772, 366506, 372076, 418864, 439544, 651133, 733012, 744152, 879088, 1302266, 1466024, 1488304, 2604532, 2932048, 4371893, 5209064, 8743786, 10418128, 17487572, 30603251, 34975144, 61206502, 69950288, 122413004, 244826008, 489652016]

約数ペア:

[(1, 489652016), (2, 244826008), (4, 122413004), (7, 69950288), (8, 61206502), (14, 34975144), (16, 30603251), (28, 17487572), (47, 10418128), (56, 8743786), (94, 5209064), (112, 4371893), (167, 2932048), (188, 2604532), (329, 1488304), (334, 1466024), (376, 1302266), (557, 879088), (658, 744152), (668, 733012), (752, 651133), (1114, 439544), (1169, 418864), (1316, 372076), (1336, 366506), (2228, 219772), (2338, 209432), (2632, 186038), (2672, 183253), (3899, 125584), (4456, 109886), (4676, 104716), (5264, 93019), (7798, 62792), (7849, 62384), (8912, 54943), (9352, 52358), (15596, 31396), (15698, 31192), (18704, 26179)]