20423106720

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{173}}^1\times {\mathrm{9109}}^1$

素因数の和:9309

約数の個数: 240

約数和(自身を含む): 72501133320

約数和(自身を除く): 52078026600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 173, 180, 216, 240, 270, 288, 324, 346, 360, 405, 432, 480, 519, 540, 648, 692, 720, 810, 864, 865, 1038, 1080, 1296, 1384, 1440, 1557, 1620, 1730, 2076, 2160, 2592, 2595, 2768, 3114, 3240, 3460, 4152, 4320, 4671, 5190, 5536, 6228, 6480, 6920, 7785, 8304, 9109, 9342, 10380, 12456, 12960, 13840, 14013, 15570, 16608, 18218, 18684, 20760, 23355, 24912, 27327, 27680, 28026, 31140, 36436, 37368, 41520, 45545, 46710, 49824, 54654, 56052, 62280, 70065, 72872, 74736, 81981, 83040, 91090, 93420, 109308, 112104, 124560, 136635, 140130, 145744, 149472, 163962, 182180, 186840, 218616, 224208, 245943, 249120, 273270, 280260, 291488, 327924, 364360, 373680, 409905, 437232, 448416, 491886, 546540, 560520, 655848, 728720, 737829, 747360, 819810, 874464, 983772, 1093080, 1121040, 1229715, 1311696, 1457440, 1475658, 1575857, 1639620, 1967544, 2186160, 2242080, 2459430, 2623392, 2951316, 3151714, 3279240, 3689145, 3935088, 4372320, 4727571, 4918860, 5902632, 6303428, 6558480, 7378290, 7870176, 7879285, 9455142, 9837720, 11805264, 12606856, 13116960, 14182713, 14756580, 15758570, 18910284, 19675440, 23610528, 23637855, 25213712, 28365426, 29513160, 31517140, 37820568, 39350880, 42548139, 47275710, 50427424, 56730852, 59026320, 63034280, 70913565, 75641136, 85096278, 94551420, 113461704, 118052640, 126068560, 127644417, 141827130, 151282272, 170192556, 189102840, 212740695, 226923408, 252137120, 255288834, 283654260, 340385112, 378205680, 425481390, 453846816, 510577668, 567308520, 638222085, 680770224, 756411360, 850962780, 1021155336, 1134617040, 1276444170, 1361540448, 1701925560, 2042310672, 2269234080, 2552888340, 3403851120, 4084621344, 5105776680, 6807702240, 10211553360, 20423106720]

約数ペア:

[(1, 20423106720), (2, 10211553360), (3, 6807702240), (4, 5105776680), (5, 4084621344), (6, 3403851120), (8, 2552888340), (9, 2269234080), (10, 2042310672), (12, 1701925560), (15, 1361540448), (16, 1276444170), (18, 1134617040), (20, 1021155336), (24, 850962780), (27, 756411360), (30, 680770224), (32, 638222085), (36, 567308520), (40, 510577668), (45, 453846816), (48, 425481390), (54, 378205680), (60, 340385112), (72, 283654260), (80, 255288834), (81, 252137120), (90, 226923408), (96, 212740695), (108, 189102840), (120, 170192556), (135, 151282272), (144, 141827130), (160, 127644417), (162, 126068560), (173, 118052640), (180, 113461704), (216, 94551420), (240, 85096278), (270, 75641136), (288, 70913565), (324, 63034280), (346, 59026320), (360, 56730852), (405, 50427424), (432, 47275710), (480, 42548139), (519, 39350880), (540, 37820568), (648, 31517140), (692, 29513160), (720, 28365426), (810, 25213712), (864, 23637855), (865, 23610528), (1038, 19675440), (1080, 18910284), (1296, 15758570), (1384, 14756580), (1440, 14182713), (1557, 13116960), (1620, 12606856), (1730, 11805264), (2076, 9837720), (2160, 9455142), (2592, 7879285), (2595, 7870176), (2768, 7378290), (3114, 6558480), (3240, 6303428), (3460, 5902632), (4152, 4918860), (4320, 4727571), (4671, 4372320), (5190, 3935088), (5536, 3689145), (6228, 3279240), (6480, 3151714), (6920, 2951316), (7785, 2623392), (8304, 2459430), (9109, 2242080), (9342, 2186160), (10380, 1967544), (12456, 1639620), (12960, 1575857), (13840, 1475658), (14013, 1457440), (15570, 1311696), (16608, 1229715), (18218, 1121040), (18684, 1093080), (20760, 983772), (23355, 874464), (24912, 819810), (27327, 747360), (27680, 737829), (28026, 728720), (31140, 655848), (36436, 560520), (37368, 546540), (41520, 491886), (45545, 448416), (46710, 437232), (49824, 409905), (54654, 373680), (56052, 364360), (62280, 327924), (70065, 291488), (72872, 280260), (74736, 273270), (81981, 249120), (83040, 245943), (91090, 224208), (93420, 218616), (109308, 186840), (112104, 182180), (124560, 163962), (136635, 149472), (140130, 145744)]