839312880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{499591}}^1$

素因数の和:499614

約数の個数: 80

約数和(自身を含む): 2973571584

約数和(自身を除く): 2134258704

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 499591, 999182, 1498773, 1998364, 2497955, 2997546, 3497137, 3996728, 4995910, 5995092, 6994274, 7493865, 7993456, 9991820, 10491411, 11990184, 13988548, 14987730, 17485685, 19983640, 20982822, 23980368, 27977096, 29975460, 34971370, 39967280, 41965644, 52457055, 55954192, 59950920, 69942740, 83931288, 104914110, 119901840, 139885480, 167862576, 209828220, 279770960, 419656440, 839312880]

約数ペア:

[(1, 839312880), (2, 419656440), (3, 279770960), (4, 209828220), (5, 167862576), (6, 139885480), (7, 119901840), (8, 104914110), (10, 83931288), (12, 69942740), (14, 59950920), (15, 55954192), (16, 52457055), (20, 41965644), (21, 39967280), (24, 34971370), (28, 29975460), (30, 27977096), (35, 23980368), (40, 20982822), (42, 19983640), (48, 17485685), (56, 14987730), (60, 13988548), (70, 11990184), (80, 10491411), (84, 9991820), (105, 7993456), (112, 7493865), (120, 6994274), (140, 5995092), (168, 4995910), (210, 3996728), (240, 3497137), (280, 2997546), (336, 2497955), (420, 1998364), (560, 1498773), (840, 999182), (1680, 499591)]