74720128

素因数分解:

$2^7\times 7^1\times {\mathrm{89}}^1\times {\mathrm{937}}^1$

素因数の和:1047

約数の個数: 64

約数和(自身を含む): 172216800

約数和(自身を除く): 97496672

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 89, 112, 128, 178, 224, 356, 448, 623, 712, 896, 937, 1246, 1424, 1874, 2492, 2848, 3748, 4984, 5696, 6559, 7496, 9968, 11392, 13118, 14992, 19936, 26236, 29984, 39872, 52472, 59968, 79744, 83393, 104944, 119936, 166786, 209888, 333572, 419776, 583751, 667144, 839552, 1167502, 1334288, 2335004, 2668576, 4670008, 5337152, 9340016, 10674304, 18680032, 37360064, 74720128]

約数ペア:

[(1, 74720128), (2, 37360064), (4, 18680032), (7, 10674304), (8, 9340016), (14, 5337152), (16, 4670008), (28, 2668576), (32, 2335004), (56, 1334288), (64, 1167502), (89, 839552), (112, 667144), (128, 583751), (178, 419776), (224, 333572), (356, 209888), (448, 166786), (623, 119936), (712, 104944), (896, 83393), (937, 79744), (1246, 59968), (1424, 52472), (1874, 39872), (2492, 29984), (2848, 26236), (3748, 19936), (4984, 14992), (5696, 13118), (6559, 11392), (7496, 9968)]