15520728

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{349}}^1$

素因数の和:484

約数の個数: 64

約数和(自身を含む): 41580000

約数和(自身を除く): 26059272

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 109, 136, 204, 218, 327, 349, 408, 436, 654, 698, 872, 1047, 1308, 1396, 1853, 2094, 2616, 2792, 3706, 4188, 5559, 5933, 7412, 8376, 11118, 11866, 14824, 17799, 22236, 23732, 35598, 38041, 44472, 47464, 71196, 76082, 114123, 142392, 152164, 228246, 304328, 456492, 646697, 912984, 1293394, 1940091, 2586788, 3880182, 5173576, 7760364, 15520728]

約数ペア:

[(1, 15520728), (2, 7760364), (3, 5173576), (4, 3880182), (6, 2586788), (8, 1940091), (12, 1293394), (17, 912984), (24, 646697), (34, 456492), (51, 304328), (68, 228246), (102, 152164), (109, 142392), (136, 114123), (204, 76082), (218, 71196), (327, 47464), (349, 44472), (408, 38041), (436, 35598), (654, 23732), (698, 22236), (872, 17799), (1047, 14824), (1308, 11866), (1396, 11118), (1853, 8376), (2094, 7412), (2616, 5933), (2792, 5559), (3706, 4188)]