145553240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{7121}}^1$

素因数の和:7212

約数の個数: 64

約数和(自身を含む): 379460160

約数和(自身を除く): 233906920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 73, 140, 146, 280, 292, 365, 511, 584, 730, 1022, 1460, 2044, 2555, 2920, 4088, 5110, 7121, 10220, 14242, 20440, 28484, 35605, 49847, 56968, 71210, 99694, 142420, 199388, 249235, 284840, 398776, 498470, 519833, 996940, 1039666, 1993880, 2079332, 2599165, 3638831, 4158664, 5198330, 7277662, 10396660, 14555324, 18194155, 20793320, 29110648, 36388310, 72776620, 145553240]

約数ペア:

[(1, 145553240), (2, 72776620), (4, 36388310), (5, 29110648), (7, 20793320), (8, 18194155), (10, 14555324), (14, 10396660), (20, 7277662), (28, 5198330), (35, 4158664), (40, 3638831), (56, 2599165), (70, 2079332), (73, 1993880), (140, 1039666), (146, 996940), (280, 519833), (292, 498470), (365, 398776), (511, 284840), (584, 249235), (730, 199388), (1022, 142420), (1460, 99694), (2044, 71210), (2555, 56968), (2920, 49847), (4088, 35605), (5110, 28484), (7121, 20440), (10220, 14242)]