2884140

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{109}}^1$

素因数の和:141

約数の個数: 144

約数和(自身を含む): 10533600

約数和(自身を除く): 7649460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 84, 90, 98, 105, 108, 109, 126, 135, 140, 147, 180, 189, 196, 210, 218, 245, 252, 270, 294, 315, 327, 378, 420, 436, 441, 490, 540, 545, 588, 630, 654, 735, 756, 763, 882, 945, 980, 981, 1090, 1260, 1308, 1323, 1470, 1526, 1635, 1764, 1890, 1962, 2180, 2205, 2289, 2646, 2940, 2943, 3052, 3270, 3780, 3815, 3924, 4410, 4578, 4905, 5292, 5341, 5886, 6540, 6615, 6867, 7630, 8820, 9156, 9810, 10682, 11445, 11772, 13230, 13734, 14715, 15260, 16023, 19620, 20601, 21364, 22890, 26460, 26705, 27468, 29430, 32046, 34335, 41202, 45780, 48069, 53410, 58860, 64092, 68670, 80115, 82404, 96138, 103005, 106820, 137340, 144207, 160230, 192276, 206010, 240345, 288414, 320460, 412020, 480690, 576828, 721035, 961380, 1442070, 2884140]

約数ペア:

[(1, 2884140), (2, 1442070), (3, 961380), (4, 721035), (5, 576828), (6, 480690), (7, 412020), (9, 320460), (10, 288414), (12, 240345), (14, 206010), (15, 192276), (18, 160230), (20, 144207), (21, 137340), (27, 106820), (28, 103005), (30, 96138), (35, 82404), (36, 80115), (42, 68670), (45, 64092), (49, 58860), (54, 53410), (60, 48069), (63, 45780), (70, 41202), (84, 34335), (90, 32046), (98, 29430), (105, 27468), (108, 26705), (109, 26460), (126, 22890), (135, 21364), (140, 20601), (147, 19620), (180, 16023), (189, 15260), (196, 14715), (210, 13734), (218, 13230), (245, 11772), (252, 11445), (270, 10682), (294, 9810), (315, 9156), (327, 8820), (378, 7630), (420, 6867), (436, 6615), (441, 6540), (490, 5886), (540, 5341), (545, 5292), (588, 4905), (630, 4578), (654, 4410), (735, 3924), (756, 3815), (763, 3780), (882, 3270), (945, 3052), (980, 2943), (981, 2940), (1090, 2646), (1260, 2289), (1308, 2205), (1323, 2180), (1470, 1962), (1526, 1890), (1635, 1764)]