273645440

素因数分解:

$2^7\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1789}}^1$

素因数の和:2047

約数の個数: 64

約数和(自身を含む): 657288000

約数和(自身を除く): 383642560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 239, 320, 478, 640, 956, 1195, 1789, 1912, 2390, 3578, 3824, 4780, 7156, 7648, 8945, 9560, 14312, 15296, 17890, 19120, 28624, 30592, 35780, 38240, 57248, 71560, 76480, 114496, 143120, 152960, 228992, 286240, 427571, 572480, 855142, 1144960, 1710284, 2137855, 3420568, 4275710, 6841136, 8551420, 13682272, 17102840, 27364544, 34205680, 54729088, 68411360, 136822720, 273645440]

約数ペア:

[(1, 273645440), (2, 136822720), (4, 68411360), (5, 54729088), (8, 34205680), (10, 27364544), (16, 17102840), (20, 13682272), (32, 8551420), (40, 6841136), (64, 4275710), (80, 3420568), (128, 2137855), (160, 1710284), (239, 1144960), (320, 855142), (478, 572480), (640, 427571), (956, 286240), (1195, 228992), (1789, 152960), (1912, 143120), (2390, 114496), (3578, 76480), (3824, 71560), (4780, 57248), (7156, 38240), (7648, 35780), (8945, 30592), (9560, 28624), (14312, 19120), (15296, 17890)]