159149060

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{251}}^1\times {\mathrm{647}}^1$

素因数の和:921

約数の個数: 72

約数和(自身を含む): 390930624

約数和(自身を除く): 231781564

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 251, 490, 502, 647, 980, 1004, 1255, 1294, 1757, 2510, 2588, 3235, 3514, 4529, 5020, 6470, 7028, 8785, 9058, 12299, 12940, 17570, 18116, 22645, 24598, 31703, 35140, 45290, 49196, 61495, 63406, 90580, 122990, 126812, 158515, 162397, 245980, 317030, 324794, 634060, 649588, 811985, 1136779, 1623970, 2273558, 3247940, 4547116, 5683895, 7957453, 11367790, 15914906, 22735580, 31829812, 39787265, 79574530, 159149060]

約数ペア:

[(1, 159149060), (2, 79574530), (4, 39787265), (5, 31829812), (7, 22735580), (10, 15914906), (14, 11367790), (20, 7957453), (28, 5683895), (35, 4547116), (49, 3247940), (70, 2273558), (98, 1623970), (140, 1136779), (196, 811985), (245, 649588), (251, 634060), (490, 324794), (502, 317030), (647, 245980), (980, 162397), (1004, 158515), (1255, 126812), (1294, 122990), (1757, 90580), (2510, 63406), (2588, 61495), (3235, 49196), (3514, 45290), (4529, 35140), (5020, 31703), (6470, 24598), (7028, 22645), (8785, 18116), (9058, 17570), (12299, 12940)]