145074560

素因数分解:

$2^7\times 5^1\times {\mathrm{419}}^1\times {\mathrm{541}}^1$

素因数の和:979

約数の個数: 64

約数和(自身を含む): 348289200

約数和(自身を除く): 203214640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 419, 541, 640, 838, 1082, 1676, 2095, 2164, 2705, 3352, 4190, 4328, 5410, 6704, 8380, 8656, 10820, 13408, 16760, 17312, 21640, 26816, 33520, 34624, 43280, 53632, 67040, 69248, 86560, 134080, 173120, 226679, 268160, 346240, 453358, 906716, 1133395, 1813432, 2266790, 3626864, 4533580, 7253728, 9067160, 14507456, 18134320, 29014912, 36268640, 72537280, 145074560]

約数ペア:

[(1, 145074560), (2, 72537280), (4, 36268640), (5, 29014912), (8, 18134320), (10, 14507456), (16, 9067160), (20, 7253728), (32, 4533580), (40, 3626864), (64, 2266790), (80, 1813432), (128, 1133395), (160, 906716), (320, 453358), (419, 346240), (541, 268160), (640, 226679), (838, 173120), (1082, 134080), (1676, 86560), (2095, 69248), (2164, 67040), (2705, 53632), (3352, 43280), (4190, 34624), (4328, 33520), (5410, 26816), (6704, 21640), (8380, 17312), (8656, 16760), (10820, 13408)]