2720459040

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{11783}}^1$

素因数の和:11851

約数の個数: 192

約数和(自身を含む): 9478861056

約数和(自身を除く): 6758402016

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 37, 39, 40, 48, 52, 60, 65, 74, 78, 80, 96, 104, 111, 120, 130, 148, 156, 160, 185, 195, 208, 222, 240, 260, 296, 312, 370, 390, 416, 444, 480, 481, 520, 555, 592, 624, 740, 780, 888, 962, 1040, 1110, 1184, 1248, 1443, 1480, 1560, 1776, 1924, 2080, 2220, 2405, 2886, 2960, 3120, 3552, 3848, 4440, 4810, 5772, 5920, 6240, 7215, 7696, 8880, 9620, 11544, 11783, 14430, 15392, 17760, 19240, 23088, 23566, 28860, 35349, 38480, 46176, 47132, 57720, 58915, 70698, 76960, 94264, 115440, 117830, 141396, 153179, 176745, 188528, 230880, 235660, 282792, 306358, 353490, 377056, 435971, 459537, 471320, 565584, 612716, 706980, 765895, 871942, 919074, 942640, 1131168, 1225432, 1307913, 1413960, 1531790, 1743884, 1838148, 1885280, 2179855, 2297685, 2450864, 2615826, 2827920, 3063580, 3487768, 3676296, 4359710, 4595370, 4901728, 5231652, 5655840, 5667623, 6127160, 6539565, 6975536, 7352592, 8719420, 9190740, 10463304, 11335246, 12254320, 13079130, 13951072, 14705184, 17002869, 17438840, 18381480, 20926608, 22670492, 24508640, 26158260, 28338115, 34005738, 34877680, 36762960, 41853216, 45340984, 52316520, 56676230, 68011476, 69755360, 73525920, 85014345, 90681968, 104633040, 113352460, 136022952, 170028690, 181363936, 209266080, 226704920, 272045904, 340057380, 453409840, 544091808, 680114760, 906819680, 1360229520, 2720459040]

約数ペア:

[(1, 2720459040), (2, 1360229520), (3, 906819680), (4, 680114760), (5, 544091808), (6, 453409840), (8, 340057380), (10, 272045904), (12, 226704920), (13, 209266080), (15, 181363936), (16, 170028690), (20, 136022952), (24, 113352460), (26, 104633040), (30, 90681968), (32, 85014345), (37, 73525920), (39, 69755360), (40, 68011476), (48, 56676230), (52, 52316520), (60, 45340984), (65, 41853216), (74, 36762960), (78, 34877680), (80, 34005738), (96, 28338115), (104, 26158260), (111, 24508640), (120, 22670492), (130, 20926608), (148, 18381480), (156, 17438840), (160, 17002869), (185, 14705184), (195, 13951072), (208, 13079130), (222, 12254320), (240, 11335246), (260, 10463304), (296, 9190740), (312, 8719420), (370, 7352592), (390, 6975536), (416, 6539565), (444, 6127160), (480, 5667623), (481, 5655840), (520, 5231652), (555, 4901728), (592, 4595370), (624, 4359710), (740, 3676296), (780, 3487768), (888, 3063580), (962, 2827920), (1040, 2615826), (1110, 2450864), (1184, 2297685), (1248, 2179855), (1443, 1885280), (1480, 1838148), (1560, 1743884), (1776, 1531790), (1924, 1413960), (2080, 1307913), (2220, 1225432), (2405, 1131168), (2886, 942640), (2960, 919074), (3120, 871942), (3552, 765895), (3848, 706980), (4440, 612716), (4810, 565584), (5772, 471320), (5920, 459537), (6240, 435971), (7215, 377056), (7696, 353490), (8880, 306358), (9620, 282792), (11544, 235660), (11783, 230880), (14430, 188528), (15392, 176745), (17760, 153179), (19240, 141396), (23088, 117830), (23566, 115440), (28860, 94264), (35349, 76960), (38480, 70698), (46176, 58915), (47132, 57720)]