137437160

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{70121}}^1$

素因数の和:70146

約数の個数: 48

約数和(自身を含む): 359725860

約数和(自身を除く): 222288700

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 70121, 140242, 280484, 350605, 490847, 560968, 701210, 981694, 1402420, 1963388, 2454235, 2804840, 3435929, 3926776, 4908470, 6871858, 9816940, 13743716, 17179645, 19633880, 27487432, 34359290, 68718580, 137437160]

約数ペア:

[(1, 137437160), (2, 68718580), (4, 34359290), (5, 27487432), (7, 19633880), (8, 17179645), (10, 13743716), (14, 9816940), (20, 6871858), (28, 4908470), (35, 3926776), (40, 3435929), (49, 2804840), (56, 2454235), (70, 1963388), (98, 1402420), (140, 981694), (196, 701210), (245, 560968), (280, 490847), (392, 350605), (490, 280484), (980, 140242), (1960, 70121)]