279344156

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^3\times {\mathrm{19}}^1\times {\mathrm{239}}^1$

素因数の和:308

約数の個数: 96

約数和(自身を含む): 639744000

約数和(自身を除く): 360399844

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 169, 182, 239, 247, 266, 338, 364, 478, 494, 532, 676, 956, 988, 1183, 1673, 1729, 2197, 2366, 3107, 3211, 3346, 3458, 4394, 4541, 4732, 6214, 6422, 6692, 6916, 8788, 9082, 12428, 12844, 15379, 18164, 21749, 22477, 30758, 31787, 40391, 41743, 43498, 44954, 59033, 61516, 63574, 80782, 83486, 86996, 89908, 118066, 127148, 161564, 166972, 236132, 282737, 292201, 413231, 525083, 565474, 584402, 767429, 826462, 1050166, 1130948, 1168804, 1534858, 1652924, 2100332, 3069716, 3675581, 5372003, 7351162, 9976577, 10744006, 14702324, 19953154, 21488012, 39906308, 69836039, 139672078, 279344156]

約数ペア:

[(1, 279344156), (2, 139672078), (4, 69836039), (7, 39906308), (13, 21488012), (14, 19953154), (19, 14702324), (26, 10744006), (28, 9976577), (38, 7351162), (52, 5372003), (76, 3675581), (91, 3069716), (133, 2100332), (169, 1652924), (182, 1534858), (239, 1168804), (247, 1130948), (266, 1050166), (338, 826462), (364, 767429), (478, 584402), (494, 565474), (532, 525083), (676, 413231), (956, 292201), (988, 282737), (1183, 236132), (1673, 166972), (1729, 161564), (2197, 127148), (2366, 118066), (3107, 89908), (3211, 86996), (3346, 83486), (3458, 80782), (4394, 63574), (4541, 61516), (4732, 59033), (6214, 44954), (6422, 43498), (6692, 41743), (6916, 40391), (8788, 31787), (9082, 30758), (12428, 22477), (12844, 21749), (15379, 18164)]