8563240

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{257}}^1$

素因数の和:299

約数の個数: 96

約数和(自身を含む): 23823720

約数和(自身を除く): 15260480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 49, 56, 68, 70, 85, 98, 119, 136, 140, 170, 196, 238, 245, 257, 280, 340, 392, 476, 490, 514, 595, 680, 833, 952, 980, 1028, 1190, 1285, 1666, 1799, 1960, 2056, 2380, 2570, 3332, 3598, 4165, 4369, 4760, 5140, 6664, 7196, 8330, 8738, 8995, 10280, 12593, 14392, 16660, 17476, 17990, 21845, 25186, 30583, 33320, 34952, 35980, 43690, 50372, 61166, 62965, 71960, 87380, 100744, 122332, 125930, 152915, 174760, 214081, 244664, 251860, 305830, 428162, 503720, 611660, 856324, 1070405, 1223320, 1712648, 2140810, 4281620, 8563240]

約数ペア:

[(1, 8563240), (2, 4281620), (4, 2140810), (5, 1712648), (7, 1223320), (8, 1070405), (10, 856324), (14, 611660), (17, 503720), (20, 428162), (28, 305830), (34, 251860), (35, 244664), (40, 214081), (49, 174760), (56, 152915), (68, 125930), (70, 122332), (85, 100744), (98, 87380), (119, 71960), (136, 62965), (140, 61166), (170, 50372), (196, 43690), (238, 35980), (245, 34952), (257, 33320), (280, 30583), (340, 25186), (392, 21845), (476, 17990), (490, 17476), (514, 16660), (595, 14392), (680, 12593), (833, 10280), (952, 8995), (980, 8738), (1028, 8330), (1190, 7196), (1285, 6664), (1666, 5140), (1799, 4760), (1960, 4369), (2056, 4165), (2380, 3598), (2570, 3332)]