1490303220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{39869}}^1$

素因数の和:39977

約数の個数: 96

約数和(自身を含む): 4822675200

約数和(自身を除く): 3332371980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 89, 105, 140, 178, 210, 267, 356, 420, 445, 534, 623, 890, 1068, 1246, 1335, 1780, 1869, 2492, 2670, 3115, 3738, 5340, 6230, 7476, 9345, 12460, 18690, 37380, 39869, 79738, 119607, 159476, 199345, 239214, 279083, 398690, 478428, 558166, 598035, 797380, 837249, 1116332, 1196070, 1395415, 1674498, 2392140, 2790830, 3348996, 3548341, 4186245, 5581660, 7096682, 8372490, 10645023, 14193364, 16744980, 17741705, 21290046, 24838387, 35483410, 42580092, 49676774, 53225115, 70966820, 74515161, 99353548, 106450230, 124191935, 149030322, 212900460, 248383870, 298060644, 372575805, 496767740, 745151610, 1490303220]

約数ペア:

[(1, 1490303220), (2, 745151610), (3, 496767740), (4, 372575805), (5, 298060644), (6, 248383870), (7, 212900460), (10, 149030322), (12, 124191935), (14, 106450230), (15, 99353548), (20, 74515161), (21, 70966820), (28, 53225115), (30, 49676774), (35, 42580092), (42, 35483410), (60, 24838387), (70, 21290046), (84, 17741705), (89, 16744980), (105, 14193364), (140, 10645023), (178, 8372490), (210, 7096682), (267, 5581660), (356, 4186245), (420, 3548341), (445, 3348996), (534, 2790830), (623, 2392140), (890, 1674498), (1068, 1395415), (1246, 1196070), (1335, 1116332), (1780, 837249), (1869, 797380), (2492, 598035), (2670, 558166), (3115, 478428), (3738, 398690), (5340, 279083), (6230, 239214), (7476, 199345), (9345, 159476), (12460, 119607), (18690, 79738), (37380, 39869)]