15689520

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{283}}^1$

素因数の和:320

約数の個数: 240

約数和(自身を含む): 65924352

約数和(自身を除く): 50234832

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 48, 55, 56, 60, 63, 66, 70, 72, 77, 80, 84, 88, 90, 99, 105, 110, 112, 120, 126, 132, 140, 144, 154, 165, 168, 176, 180, 198, 210, 220, 231, 240, 252, 264, 280, 283, 308, 315, 330, 336, 360, 385, 396, 420, 440, 462, 495, 504, 528, 560, 566, 616, 630, 660, 693, 720, 770, 792, 840, 849, 880, 924, 990, 1008, 1132, 1155, 1232, 1260, 1320, 1386, 1415, 1540, 1584, 1680, 1698, 1848, 1980, 1981, 2264, 2310, 2520, 2547, 2640, 2772, 2830, 3080, 3113, 3396, 3465, 3696, 3960, 3962, 4245, 4528, 4620, 5040, 5094, 5544, 5660, 5943, 6160, 6226, 6792, 6930, 7920, 7924, 8490, 9240, 9339, 9905, 10188, 11088, 11320, 11886, 12452, 12735, 13584, 13860, 15565, 15848, 16980, 17829, 18480, 18678, 19810, 20376, 21791, 22640, 23772, 24904, 25470, 27720, 28017, 29715, 31130, 31696, 33960, 35658, 37356, 39620, 40752, 43582, 46695, 47544, 49808, 50940, 55440, 56034, 59430, 62260, 65373, 67920, 71316, 74712, 79240, 87164, 89145, 93390, 95088, 101880, 108955, 112068, 118860, 124520, 130746, 140085, 142632, 149424, 158480, 174328, 178290, 186780, 196119, 203760, 217910, 224136, 237720, 249040, 261492, 280170, 285264, 326865, 348656, 356580, 373560, 392238, 435820, 448272, 475440, 522984, 560340, 653730, 713160, 747120, 784476, 871640, 980595, 1045968, 1120680, 1307460, 1426320, 1568952, 1743280, 1961190, 2241360, 2614920, 3137904, 3922380, 5229840, 7844760, 15689520]

約数ペア:

[(1, 15689520), (2, 7844760), (3, 5229840), (4, 3922380), (5, 3137904), (6, 2614920), (7, 2241360), (8, 1961190), (9, 1743280), (10, 1568952), (11, 1426320), (12, 1307460), (14, 1120680), (15, 1045968), (16, 980595), (18, 871640), (20, 784476), (21, 747120), (22, 713160), (24, 653730), (28, 560340), (30, 522984), (33, 475440), (35, 448272), (36, 435820), (40, 392238), (42, 373560), (44, 356580), (45, 348656), (48, 326865), (55, 285264), (56, 280170), (60, 261492), (63, 249040), (66, 237720), (70, 224136), (72, 217910), (77, 203760), (80, 196119), (84, 186780), (88, 178290), (90, 174328), (99, 158480), (105, 149424), (110, 142632), (112, 140085), (120, 130746), (126, 124520), (132, 118860), (140, 112068), (144, 108955), (154, 101880), (165, 95088), (168, 93390), (176, 89145), (180, 87164), (198, 79240), (210, 74712), (220, 71316), (231, 67920), (240, 65373), (252, 62260), (264, 59430), (280, 56034), (283, 55440), (308, 50940), (315, 49808), (330, 47544), (336, 46695), (360, 43582), (385, 40752), (396, 39620), (420, 37356), (440, 35658), (462, 33960), (495, 31696), (504, 31130), (528, 29715), (560, 28017), (566, 27720), (616, 25470), (630, 24904), (660, 23772), (693, 22640), (720, 21791), (770, 20376), (792, 19810), (840, 18678), (849, 18480), (880, 17829), (924, 16980), (990, 15848), (1008, 15565), (1132, 13860), (1155, 13584), (1232, 12735), (1260, 12452), (1320, 11886), (1386, 11320), (1415, 11088), (1540, 10188), (1584, 9905), (1680, 9339), (1698, 9240), (1848, 8490), (1980, 7924), (1981, 7920), (2264, 6930), (2310, 6792), (2520, 6226), (2547, 6160), (2640, 5943), (2772, 5660), (2830, 5544), (3080, 5094), (3113, 5040), (3396, 4620), (3465, 4528), (3696, 4245), (3960, 3962)]