248824920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{283}}^1\times {\mathrm{431}}^1$

素因数の和:745

約数の個数: 128

約数和(自身を含む): 795018240

約数和(自身を除く): 546193320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 283, 340, 408, 431, 510, 566, 680, 849, 862, 1020, 1132, 1293, 1415, 1698, 1724, 2040, 2155, 2264, 2586, 2830, 3396, 3448, 4245, 4310, 4811, 5172, 5660, 6465, 6792, 7327, 8490, 8620, 9622, 10344, 11320, 12930, 14433, 14654, 16980, 17240, 19244, 21981, 24055, 25860, 28866, 29308, 33960, 36635, 38488, 43962, 48110, 51720, 57732, 58616, 72165, 73270, 87924, 96220, 109905, 115464, 121973, 144330, 146540, 175848, 192440, 219810, 243946, 288660, 293080, 365919, 439620, 487892, 577320, 609865, 731838, 879240, 975784, 1219730, 1463676, 1829595, 2073541, 2439460, 2927352, 3659190, 4147082, 4878920, 6220623, 7318380, 8294164, 10367705, 12441246, 14636760, 16588328, 20735410, 24882492, 31103115, 41470820, 49764984, 62206230, 82941640, 124412460, 248824920]

約数ペア:

[(1, 248824920), (2, 124412460), (3, 82941640), (4, 62206230), (5, 49764984), (6, 41470820), (8, 31103115), (10, 24882492), (12, 20735410), (15, 16588328), (17, 14636760), (20, 12441246), (24, 10367705), (30, 8294164), (34, 7318380), (40, 6220623), (51, 4878920), (60, 4147082), (68, 3659190), (85, 2927352), (102, 2439460), (120, 2073541), (136, 1829595), (170, 1463676), (204, 1219730), (255, 975784), (283, 879240), (340, 731838), (408, 609865), (431, 577320), (510, 487892), (566, 439620), (680, 365919), (849, 293080), (862, 288660), (1020, 243946), (1132, 219810), (1293, 192440), (1415, 175848), (1698, 146540), (1724, 144330), (2040, 121973), (2155, 115464), (2264, 109905), (2586, 96220), (2830, 87924), (3396, 73270), (3448, 72165), (4245, 58616), (4310, 57732), (4811, 51720), (5172, 48110), (5660, 43962), (6465, 38488), (6792, 36635), (7327, 33960), (8490, 29308), (8620, 28866), (9622, 25860), (10344, 24055), (11320, 21981), (12930, 19244), (14433, 17240), (14654, 16980)]