207821440

素因数分解:

$2^7\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1877}}^1$

素因数の和:2069

約数の個数: 64

約数和(自身を含む): 499961160

約数和(自身を除く): 292139720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 173, 320, 346, 640, 692, 865, 1384, 1730, 1877, 2768, 3460, 3754, 5536, 6920, 7508, 9385, 11072, 13840, 15016, 18770, 22144, 27680, 30032, 37540, 55360, 60064, 75080, 110720, 120128, 150160, 240256, 300320, 324721, 600640, 649442, 1201280, 1298884, 1623605, 2597768, 3247210, 5195536, 6494420, 10391072, 12988840, 20782144, 25977680, 41564288, 51955360, 103910720, 207821440]

約数ペア:

[(1, 207821440), (2, 103910720), (4, 51955360), (5, 41564288), (8, 25977680), (10, 20782144), (16, 12988840), (20, 10391072), (32, 6494420), (40, 5195536), (64, 3247210), (80, 2597768), (128, 1623605), (160, 1298884), (173, 1201280), (320, 649442), (346, 600640), (640, 324721), (692, 300320), (865, 240256), (1384, 150160), (1730, 120128), (1877, 110720), (2768, 75080), (3460, 60064), (3754, 55360), (5536, 37540), (6920, 30032), (7508, 27680), (9385, 22144), (11072, 18770), (13840, 15016)]