61638720

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1$

素因数の和:493

約数の個数: 224

約数和(自身を含む): 230428800

約数和(自身を除く): 168790080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 32, 33, 39, 40, 44, 48, 52, 55, 60, 64, 65, 66, 78, 80, 88, 96, 104, 110, 120, 130, 132, 143, 156, 160, 165, 176, 192, 195, 208, 220, 240, 260, 264, 286, 312, 320, 330, 352, 390, 416, 429, 440, 449, 480, 520, 528, 572, 624, 660, 704, 715, 780, 832, 858, 880, 898, 960, 1040, 1056, 1144, 1248, 1320, 1347, 1430, 1560, 1716, 1760, 1796, 2080, 2112, 2145, 2245, 2288, 2496, 2640, 2694, 2860, 3120, 3432, 3520, 3592, 4160, 4290, 4490, 4576, 4939, 5280, 5388, 5720, 5837, 6240, 6735, 6864, 7184, 8580, 8980, 9152, 9878, 10560, 10776, 11440, 11674, 12480, 13470, 13728, 14368, 14817, 17160, 17511, 17960, 19756, 21552, 22880, 23348, 24695, 26940, 27456, 28736, 29185, 29634, 34320, 35022, 35920, 39512, 43104, 45760, 46696, 49390, 53880, 58370, 59268, 64207, 68640, 70044, 71840, 74085, 79024, 86208, 87555, 93392, 98780, 107760, 116740, 118536, 128414, 137280, 140088, 143680, 148170, 158048, 175110, 186784, 192621, 197560, 215520, 233480, 237072, 256828, 280176, 296340, 316096, 321035, 350220, 373568, 385242, 395120, 431040, 466960, 474144, 513656, 560352, 592680, 642070, 700440, 770484, 790240, 933920, 948288, 963105, 1027312, 1120704, 1185360, 1284140, 1400880, 1540968, 1580480, 1867840, 1926210, 2054624, 2370720, 2568280, 2801760, 3081936, 3852420, 4109248, 4741440, 5136560, 5603520, 6163872, 7704840, 10273120, 12327744, 15409680, 20546240, 30819360, 61638720]

約数ペア:

[(1, 61638720), (2, 30819360), (3, 20546240), (4, 15409680), (5, 12327744), (6, 10273120), (8, 7704840), (10, 6163872), (11, 5603520), (12, 5136560), (13, 4741440), (15, 4109248), (16, 3852420), (20, 3081936), (22, 2801760), (24, 2568280), (26, 2370720), (30, 2054624), (32, 1926210), (33, 1867840), (39, 1580480), (40, 1540968), (44, 1400880), (48, 1284140), (52, 1185360), (55, 1120704), (60, 1027312), (64, 963105), (65, 948288), (66, 933920), (78, 790240), (80, 770484), (88, 700440), (96, 642070), (104, 592680), (110, 560352), (120, 513656), (130, 474144), (132, 466960), (143, 431040), (156, 395120), (160, 385242), (165, 373568), (176, 350220), (192, 321035), (195, 316096), (208, 296340), (220, 280176), (240, 256828), (260, 237072), (264, 233480), (286, 215520), (312, 197560), (320, 192621), (330, 186784), (352, 175110), (390, 158048), (416, 148170), (429, 143680), (440, 140088), (449, 137280), (480, 128414), (520, 118536), (528, 116740), (572, 107760), (624, 98780), (660, 93392), (704, 87555), (715, 86208), (780, 79024), (832, 74085), (858, 71840), (880, 70044), (898, 68640), (960, 64207), (1040, 59268), (1056, 58370), (1144, 53880), (1248, 49390), (1320, 46696), (1347, 45760), (1430, 43104), (1560, 39512), (1716, 35920), (1760, 35022), (1796, 34320), (2080, 29634), (2112, 29185), (2145, 28736), (2245, 27456), (2288, 26940), (2496, 24695), (2640, 23348), (2694, 22880), (2860, 21552), (3120, 19756), (3432, 17960), (3520, 17511), (3592, 17160), (4160, 14817), (4290, 14368), (4490, 13728), (4576, 13470), (4939, 12480), (5280, 11674), (5388, 11440), (5720, 10776), (5837, 10560), (6240, 9878), (6735, 9152), (6864, 8980), (7184, 8580)]