768482820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{609907}}^1$

素因数の和:609929

約数の個数: 72

約数和(自身を含む): 2664078144

約数和(自身を除く): 1895595324

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 609907, 1219814, 1829721, 2439628, 3049535, 3659442, 4269349, 5489163, 6099070, 7318884, 8538698, 9148605, 10978326, 12198140, 12808047, 17077396, 18297210, 21346745, 21956652, 25616094, 27445815, 36594420, 38424141, 42693490, 51232188, 54891630, 64040235, 76848282, 85386980, 109783260, 128080470, 153696564, 192120705, 256160940, 384241410, 768482820]

約数ペア:

[(1, 768482820), (2, 384241410), (3, 256160940), (4, 192120705), (5, 153696564), (6, 128080470), (7, 109783260), (9, 85386980), (10, 76848282), (12, 64040235), (14, 54891630), (15, 51232188), (18, 42693490), (20, 38424141), (21, 36594420), (28, 27445815), (30, 25616094), (35, 21956652), (36, 21346745), (42, 18297210), (45, 17077396), (60, 12808047), (63, 12198140), (70, 10978326), (84, 9148605), (90, 8538698), (105, 7318884), (126, 6099070), (140, 5489163), (180, 4269349), (210, 3659442), (252, 3049535), (315, 2439628), (420, 1829721), (630, 1219814), (1260, 609907)]