199057880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{8999}}^1$

素因数の和:9096

約数の個数: 64

約数和(自身を含む): 518400000

約数和(自身を除く): 319342120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 79, 140, 158, 280, 316, 395, 553, 632, 790, 1106, 1580, 2212, 2765, 3160, 4424, 5530, 8999, 11060, 17998, 22120, 35996, 44995, 62993, 71992, 89990, 125986, 179980, 251972, 314965, 359960, 503944, 629930, 710921, 1259860, 1421842, 2519720, 2843684, 3554605, 4976447, 5687368, 7109210, 9952894, 14218420, 19905788, 24882235, 28436840, 39811576, 49764470, 99528940, 199057880]

約数ペア:

[(1, 199057880), (2, 99528940), (4, 49764470), (5, 39811576), (7, 28436840), (8, 24882235), (10, 19905788), (14, 14218420), (20, 9952894), (28, 7109210), (35, 5687368), (40, 4976447), (56, 3554605), (70, 2843684), (79, 2519720), (140, 1421842), (158, 1259860), (280, 710921), (316, 629930), (395, 503944), (553, 359960), (632, 314965), (790, 251972), (1106, 179980), (1580, 125986), (2212, 89990), (2765, 71992), (3160, 62993), (4424, 44995), (5530, 35996), (8999, 22120), (11060, 17998)]