87462760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{389}}^1$

素因数の和:491

約数の個数: 128

約数和(自身を含む): 249350400

約数和(自身を除く): 161887640

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 73, 77, 88, 110, 140, 146, 154, 220, 280, 292, 308, 365, 385, 389, 440, 511, 584, 616, 730, 770, 778, 803, 1022, 1460, 1540, 1556, 1606, 1945, 2044, 2555, 2723, 2920, 3080, 3112, 3212, 3890, 4015, 4088, 4279, 5110, 5446, 5621, 6424, 7780, 8030, 8558, 10220, 10892, 11242, 13615, 15560, 16060, 17116, 20440, 21395, 21784, 22484, 27230, 28105, 28397, 29953, 32120, 34232, 42790, 44968, 54460, 56210, 56794, 59906, 85580, 108920, 112420, 113588, 119812, 141985, 149765, 171160, 198779, 224840, 227176, 239624, 283970, 299530, 312367, 397558, 567940, 599060, 624734, 795116, 993895, 1135880, 1198120, 1249468, 1561835, 1590232, 1987790, 2186569, 2498936, 3123670, 3975580, 4373138, 6247340, 7951160, 8746276, 10932845, 12494680, 17492552, 21865690, 43731380, 87462760]

約数ペア:

[(1, 87462760), (2, 43731380), (4, 21865690), (5, 17492552), (7, 12494680), (8, 10932845), (10, 8746276), (11, 7951160), (14, 6247340), (20, 4373138), (22, 3975580), (28, 3123670), (35, 2498936), (40, 2186569), (44, 1987790), (55, 1590232), (56, 1561835), (70, 1249468), (73, 1198120), (77, 1135880), (88, 993895), (110, 795116), (140, 624734), (146, 599060), (154, 567940), (220, 397558), (280, 312367), (292, 299530), (308, 283970), (365, 239624), (385, 227176), (389, 224840), (440, 198779), (511, 171160), (584, 149765), (616, 141985), (730, 119812), (770, 113588), (778, 112420), (803, 108920), (1022, 85580), (1460, 59906), (1540, 56794), (1556, 56210), (1606, 54460), (1945, 44968), (2044, 42790), (2555, 34232), (2723, 32120), (2920, 29953), (3080, 28397), (3112, 28105), (3212, 27230), (3890, 22484), (4015, 21784), (4088, 21395), (4279, 20440), (5110, 17116), (5446, 16060), (5621, 15560), (6424, 13615), (7780, 11242), (8030, 10892), (8558, 10220)]