135917240

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{523}}^1$

素因数の和:696

約数の個数: 64

約数和(自身を含む): 314085600

約数和(自身を除く): 178168360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 89, 146, 178, 292, 356, 365, 445, 523, 584, 712, 730, 890, 1046, 1460, 1780, 2092, 2615, 2920, 3560, 4184, 5230, 6497, 10460, 12994, 20920, 25988, 32485, 38179, 46547, 51976, 64970, 76358, 93094, 129940, 152716, 186188, 190895, 232735, 259880, 305432, 372376, 381790, 465470, 763580, 930940, 1527160, 1861880, 3397931, 6795862, 13591724, 16989655, 27183448, 33979310, 67958620, 135917240]

約数ペア:

[(1, 135917240), (2, 67958620), (4, 33979310), (5, 27183448), (8, 16989655), (10, 13591724), (20, 6795862), (40, 3397931), (73, 1861880), (89, 1527160), (146, 930940), (178, 763580), (292, 465470), (356, 381790), (365, 372376), (445, 305432), (523, 259880), (584, 232735), (712, 190895), (730, 186188), (890, 152716), (1046, 129940), (1460, 93094), (1780, 76358), (2092, 64970), (2615, 51976), (2920, 46547), (3560, 38179), (4184, 32485), (5230, 25988), (6497, 20920), (10460, 12994)]