7397720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:105

約数の個数: 128

約数和(自身を含む): 20528640

約数和(自身を除く): 13130920

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 23, 34, 40, 43, 44, 46, 55, 68, 85, 86, 88, 92, 110, 115, 136, 170, 172, 184, 187, 215, 220, 230, 253, 340, 344, 374, 391, 430, 440, 460, 473, 506, 680, 731, 748, 782, 860, 920, 935, 946, 989, 1012, 1265, 1462, 1496, 1564, 1720, 1870, 1892, 1955, 1978, 2024, 2365, 2530, 2924, 3128, 3655, 3740, 3784, 3910, 3956, 4301, 4730, 4945, 5060, 5848, 7310, 7480, 7820, 7912, 8041, 8602, 9460, 9890, 10120, 10879, 14620, 15640, 16082, 16813, 17204, 18920, 19780, 21505, 21758, 29240, 32164, 33626, 34408, 39560, 40205, 43010, 43516, 54395, 64328, 67252, 80410, 84065, 86020, 87032, 108790, 134504, 160820, 168130, 172040, 184943, 217580, 321640, 336260, 369886, 435160, 672520, 739772, 924715, 1479544, 1849430, 3698860, 7397720]

約数ペア:

[(1, 7397720), (2, 3698860), (4, 1849430), (5, 1479544), (8, 924715), (10, 739772), (11, 672520), (17, 435160), (20, 369886), (22, 336260), (23, 321640), (34, 217580), (40, 184943), (43, 172040), (44, 168130), (46, 160820), (55, 134504), (68, 108790), (85, 87032), (86, 86020), (88, 84065), (92, 80410), (110, 67252), (115, 64328), (136, 54395), (170, 43516), (172, 43010), (184, 40205), (187, 39560), (215, 34408), (220, 33626), (230, 32164), (253, 29240), (340, 21758), (344, 21505), (374, 19780), (391, 18920), (430, 17204), (440, 16813), (460, 16082), (473, 15640), (506, 14620), (680, 10879), (731, 10120), (748, 9890), (782, 9460), (860, 8602), (920, 8041), (935, 7912), (946, 7820), (989, 7480), (1012, 7310), (1265, 5848), (1462, 5060), (1496, 4945), (1564, 4730), (1720, 4301), (1870, 3956), (1892, 3910), (1955, 3784), (1978, 3740), (2024, 3655), (2365, 3128), (2530, 2924)]