2172800

素因数分解:

$2^7\times 5^2\times 7^1\times {\mathrm{97}}^1$

素因数の和:128

約数の個数: 96

約数和(自身を含む): 6197520

約数和(自身を除く): 4024720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 97, 100, 112, 128, 140, 160, 175, 194, 200, 224, 280, 320, 350, 388, 400, 448, 485, 560, 640, 679, 700, 776, 800, 896, 970, 1120, 1358, 1400, 1552, 1600, 1940, 2240, 2425, 2716, 2800, 3104, 3200, 3395, 3880, 4480, 4850, 5432, 5600, 6208, 6790, 7760, 9700, 10864, 11200, 12416, 13580, 15520, 16975, 19400, 21728, 22400, 27160, 31040, 33950, 38800, 43456, 54320, 62080, 67900, 77600, 86912, 108640, 135800, 155200, 217280, 271600, 310400, 434560, 543200, 1086400, 2172800]

約数ペア:

[(1, 2172800), (2, 1086400), (4, 543200), (5, 434560), (7, 310400), (8, 271600), (10, 217280), (14, 155200), (16, 135800), (20, 108640), (25, 86912), (28, 77600), (32, 67900), (35, 62080), (40, 54320), (50, 43456), (56, 38800), (64, 33950), (70, 31040), (80, 27160), (97, 22400), (100, 21728), (112, 19400), (128, 16975), (140, 15520), (160, 13580), (175, 12416), (194, 11200), (200, 10864), (224, 9700), (280, 7760), (320, 6790), (350, 6208), (388, 5600), (400, 5432), (448, 4850), (485, 4480), (560, 3880), (640, 3395), (679, 3200), (700, 3104), (776, 2800), (800, 2716), (896, 2425), (970, 2240), (1120, 1940), (1358, 1600), (1400, 1552)]