858753420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{292093}}^1$

素因数の和:292119

約数の個数: 72

約数和(自身を含む): 2797092144

約数和(自身を除く): 1938338724

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 292093, 584186, 876279, 1168372, 1460465, 1752558, 2044651, 2920930, 3505116, 4089302, 4381395, 5841860, 6133953, 8178604, 8762790, 10223255, 12267906, 14312557, 17525580, 20446510, 24535812, 28625114, 30669765, 40893020, 42937671, 57250228, 61339530, 71562785, 85875342, 122679060, 143125570, 171750684, 214688355, 286251140, 429376710, 858753420]

約数ペア:

[(1, 858753420), (2, 429376710), (3, 286251140), (4, 214688355), (5, 171750684), (6, 143125570), (7, 122679060), (10, 85875342), (12, 71562785), (14, 61339530), (15, 57250228), (20, 42937671), (21, 40893020), (28, 30669765), (30, 28625114), (35, 24535812), (42, 20446510), (49, 17525580), (60, 14312557), (70, 12267906), (84, 10223255), (98, 8762790), (105, 8178604), (140, 6133953), (147, 5841860), (196, 4381395), (210, 4089302), (245, 3505116), (294, 2920930), (420, 2044651), (490, 1752558), (588, 1460465), (735, 1168372), (980, 876279), (1470, 584186), (2940, 292093)]