353080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1$

素因数の和:128

約数の個数: 64

約数和(自身を含む): 987840

約数和(自身を除く): 634760

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 97, 104, 130, 140, 182, 194, 260, 280, 364, 388, 455, 485, 520, 679, 728, 776, 910, 970, 1261, 1358, 1820, 1940, 2522, 2716, 3395, 3640, 3880, 5044, 5432, 6305, 6790, 8827, 10088, 12610, 13580, 17654, 25220, 27160, 35308, 44135, 50440, 70616, 88270, 176540, 353080]

約数ペア:

[(1, 353080), (2, 176540), (4, 88270), (5, 70616), (7, 50440), (8, 44135), (10, 35308), (13, 27160), (14, 25220), (20, 17654), (26, 13580), (28, 12610), (35, 10088), (40, 8827), (52, 6790), (56, 6305), (65, 5432), (70, 5044), (91, 3880), (97, 3640), (104, 3395), (130, 2716), (140, 2522), (182, 1940), (194, 1820), (260, 1358), (280, 1261), (364, 970), (388, 910), (455, 776), (485, 728), (520, 679)]