109991720

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{829}}^1$

素因数の和:978

約数の個数: 64

約数和(自身を含む): 258163200

約数和(自身を除く): 148171480

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 107, 124, 155, 214, 248, 310, 428, 535, 620, 829, 856, 1070, 1240, 1658, 2140, 3316, 3317, 4145, 4280, 6632, 6634, 8290, 13268, 16580, 16585, 25699, 26536, 33160, 33170, 51398, 66340, 88703, 102796, 128495, 132680, 177406, 205592, 256990, 354812, 443515, 513980, 709624, 887030, 1027960, 1774060, 2749793, 3548120, 5499586, 10999172, 13748965, 21998344, 27497930, 54995860, 109991720]

約数ペア:

[(1, 109991720), (2, 54995860), (4, 27497930), (5, 21998344), (8, 13748965), (10, 10999172), (20, 5499586), (31, 3548120), (40, 2749793), (62, 1774060), (107, 1027960), (124, 887030), (155, 709624), (214, 513980), (248, 443515), (310, 354812), (428, 256990), (535, 205592), (620, 177406), (829, 132680), (856, 128495), (1070, 102796), (1240, 88703), (1658, 66340), (2140, 51398), (3316, 33170), (3317, 33160), (4145, 26536), (4280, 25699), (6632, 16585), (6634, 16580), (8290, 13268)]