397566120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{473293}}^1$

素因数の和:473314

約数の個数: 64

約数和(自身を含む): 1363086720

約数和(自身を除く): 965520600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 473293, 946586, 1419879, 1893172, 2366465, 2839758, 3313051, 3786344, 4732930, 5679516, 6626102, 7099395, 9465860, 9939153, 11359032, 13252204, 14198790, 16565255, 18931720, 19878306, 26504408, 28397580, 33130510, 39756612, 49695765, 56795160, 66261020, 79513224, 99391530, 132522040, 198783060, 397566120]

約数ペア:

[(1, 397566120), (2, 198783060), (3, 132522040), (4, 99391530), (5, 79513224), (6, 66261020), (7, 56795160), (8, 49695765), (10, 39756612), (12, 33130510), (14, 28397580), (15, 26504408), (20, 19878306), (21, 18931720), (24, 16565255), (28, 14198790), (30, 13252204), (35, 11359032), (40, 9939153), (42, 9465860), (56, 7099395), (60, 6626102), (70, 5679516), (84, 4732930), (105, 3786344), (120, 3313051), (140, 2839758), (168, 2366465), (210, 1893172), (280, 1419879), (420, 946586), (840, 473293)]