18686852080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{211}}^1$

素因数の和:376

約数の個数: 320

約数和(自身を含む): 50452770816

約数和(自身を除く): 31765918736

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 41, 52, 62, 65, 67, 80, 82, 104, 124, 130, 134, 155, 164, 205, 208, 211, 248, 260, 268, 310, 328, 335, 403, 410, 422, 496, 520, 533, 536, 620, 656, 670, 806, 820, 844, 871, 1040, 1055, 1066, 1072, 1240, 1271, 1340, 1612, 1640, 1688, 1742, 2015, 2077, 2110, 2132, 2480, 2542, 2665, 2680, 2743, 2747, 3224, 3280, 3376, 3484, 4030, 4154, 4220, 4264, 4355, 5084, 5330, 5360, 5486, 5494, 6355, 6448, 6541, 6968, 8060, 8308, 8440, 8528, 8651, 8710, 10168, 10385, 10660, 10972, 10988, 12710, 13082, 13715, 13735, 13936, 14137, 16120, 16523, 16616, 16880, 17302, 17420, 20336, 20770, 21320, 21944, 21976, 25420, 26164, 27001, 27430, 27470, 28274, 32240, 32705, 33046, 33232, 34604, 34840, 35711, 41540, 42640, 43255, 43888, 43952, 50840, 52328, 54002, 54860, 54940, 56548, 65410, 66092, 69208, 69680, 70685, 71422, 82615, 83080, 85033, 85157, 86510, 101680, 104656, 108004, 109720, 109880, 112463, 113096, 130820, 132184, 135005, 138416, 141370, 142844, 165230, 166160, 170066, 170314, 173020, 178555, 183781, 216008, 219440, 219760, 224926, 226192, 261640, 264368, 268181, 270010, 282740, 285688, 330460, 340132, 340628, 346040, 357110, 367562, 425165, 425785, 432016, 438247, 449852, 523280, 536362, 540020, 562315, 565480, 571376, 579617, 660920, 680264, 681256, 692080, 714220, 735124, 850330, 851570, 876494, 899704, 918905, 1072724, 1080040, 1107041, 1124630, 1130960, 1159234, 1321840, 1340905, 1360528, 1362512, 1428440, 1470248, 1700660, 1703140, 1752988, 1799408, 1837810, 2145448, 2160080, 2191235, 2214082, 2249260, 2318468, 2681810, 2856880, 2898085, 2940496, 3401320, 3406280, 3486353, 3505976, 3675620, 4290896, 4382470, 4428164, 4498520, 4636936, 5363620, 5535205, 5697211, 5796170, 6802640, 6812560, 6972706, 7011952, 7351240, 7535021, 8764940, 8856328, 8997040, 9273872, 10727240, 11070410, 11394422, 11592340, 13945412, 14702480, 15070042, 17431765, 17529880, 17712656, 17968127, 21454480, 22140820, 22788844, 23184680, 27890824, 28486055, 30140084, 34863530, 35059760, 35936254, 37675105, 44281640, 45577688, 46369360, 55781648, 56972110, 60280168, 69727060, 71872508, 75350210, 88563280, 89840635, 91155376, 113944220, 120560336, 139454120, 143745016, 150700420, 179681270, 227888440, 233585651, 278908240, 287490032, 301400840, 359362540, 455776880, 467171302, 602801680, 718725080, 934342604, 1167928255, 1437450160, 1868685208, 2335856510, 3737370416, 4671713020, 9343426040, 18686852080]

約数ペア:

[(1, 18686852080), (2, 9343426040), (4, 4671713020), (5, 3737370416), (8, 2335856510), (10, 1868685208), (13, 1437450160), (16, 1167928255), (20, 934342604), (26, 718725080), (31, 602801680), (40, 467171302), (41, 455776880), (52, 359362540), (62, 301400840), (65, 287490032), (67, 278908240), (80, 233585651), (82, 227888440), (104, 179681270), (124, 150700420), (130, 143745016), (134, 139454120), (155, 120560336), (164, 113944220), (205, 91155376), (208, 89840635), (211, 88563280), (248, 75350210), (260, 71872508), (268, 69727060), (310, 60280168), (328, 56972110), (335, 55781648), (403, 46369360), (410, 45577688), (422, 44281640), (496, 37675105), (520, 35936254), (533, 35059760), (536, 34863530), (620, 30140084), (656, 28486055), (670, 27890824), (806, 23184680), (820, 22788844), (844, 22140820), (871, 21454480), (1040, 17968127), (1055, 17712656), (1066, 17529880), (1072, 17431765), (1240, 15070042), (1271, 14702480), (1340, 13945412), (1612, 11592340), (1640, 11394422), (1688, 11070410), (1742, 10727240), (2015, 9273872), (2077, 8997040), (2110, 8856328), (2132, 8764940), (2480, 7535021), (2542, 7351240), (2665, 7011952), (2680, 6972706), (2743, 6812560), (2747, 6802640), (3224, 5796170), (3280, 5697211), (3376, 5535205), (3484, 5363620), (4030, 4636936), (4154, 4498520), (4220, 4428164), (4264, 4382470), (4355, 4290896), (5084, 3675620), (5330, 3505976), (5360, 3486353), (5486, 3406280), (5494, 3401320), (6355, 2940496), (6448, 2898085), (6541, 2856880), (6968, 2681810), (8060, 2318468), (8308, 2249260), (8440, 2214082), (8528, 2191235), (8651, 2160080), (8710, 2145448), (10168, 1837810), (10385, 1799408), (10660, 1752988), (10972, 1703140), (10988, 1700660), (12710, 1470248), (13082, 1428440), (13715, 1362512), (13735, 1360528), (13936, 1340905), (14137, 1321840), (16120, 1159234), (16523, 1130960), (16616, 1124630), (16880, 1107041), (17302, 1080040), (17420, 1072724), (20336, 918905), (20770, 899704), (21320, 876494), (21944, 851570), (21976, 850330), (25420, 735124), (26164, 714220), (27001, 692080), (27430, 681256), (27470, 680264), (28274, 660920), (32240, 579617), (32705, 571376), (33046, 565480), (33232, 562315), (34604, 540020), (34840, 536362), (35711, 523280), (41540, 449852), (42640, 438247), (43255, 432016), (43888, 425785), (43952, 425165), (50840, 367562), (52328, 357110), (54002, 346040), (54860, 340628), (54940, 340132), (56548, 330460), (65410, 285688), (66092, 282740), (69208, 270010), (69680, 268181), (70685, 264368), (71422, 261640), (82615, 226192), (83080, 224926), (85033, 219760), (85157, 219440), (86510, 216008), (101680, 183781), (104656, 178555), (108004, 173020), (109720, 170314), (109880, 170066), (112463, 166160), (113096, 165230), (130820, 142844), (132184, 141370), (135005, 138416)]