257880480

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^2$

素因数の和:89

約数の個数: 432

約数和(自身を含む): 1019348064

約数和(自身を除く): 761467584

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 17, 20, 22, 24, 26, 30, 32, 33, 34, 39, 40, 44, 48, 51, 52, 55, 60, 65, 66, 68, 78, 80, 85, 88, 96, 102, 104, 110, 120, 130, 132, 136, 143, 156, 160, 165, 169, 170, 176, 187, 195, 204, 208, 220, 221, 240, 255, 260, 264, 272, 286, 289, 312, 330, 338, 340, 352, 374, 390, 408, 416, 429, 440, 442, 480, 507, 510, 520, 528, 544, 561, 572, 578, 624, 660, 663, 676, 680, 715, 748, 780, 816, 845, 858, 867, 880, 884, 935, 1014, 1020, 1040, 1056, 1105, 1122, 1144, 1156, 1248, 1320, 1326, 1352, 1360, 1430, 1445, 1496, 1560, 1632, 1690, 1716, 1734, 1760, 1768, 1859, 1870, 2028, 2040, 2080, 2145, 2210, 2244, 2288, 2312, 2431, 2535, 2640, 2652, 2704, 2720, 2805, 2860, 2873, 2890, 2992, 3120, 3179, 3315, 3380, 3432, 3468, 3536, 3718, 3740, 3757, 4056, 4080, 4290, 4335, 4420, 4488, 4576, 4624, 4862, 5070, 5280, 5304, 5408, 5577, 5610, 5720, 5746, 5780, 5984, 6240, 6358, 6630, 6760, 6864, 6936, 7072, 7293, 7436, 7480, 7514, 8112, 8160, 8580, 8619, 8670, 8840, 8976, 9248, 9295, 9537, 9724, 10140, 10608, 11154, 11220, 11271, 11440, 11492, 11560, 12155, 12716, 13260, 13520, 13728, 13872, 14365, 14586, 14872, 14960, 15028, 15895, 16224, 17160, 17238, 17340, 17680, 17952, 18590, 18785, 19074, 19448, 20280, 21216, 22308, 22440, 22542, 22880, 22984, 23120, 24310, 25432, 26520, 27040, 27744, 27885, 28730, 29172, 29744, 29920, 30056, 31603, 31790, 34320, 34476, 34680, 35360, 36465, 37180, 37570, 38148, 38896, 40560, 41327, 43095, 44616, 44880, 45084, 45968, 46240, 47685, 48620, 48841, 50864, 53040, 55770, 56355, 57460, 58344, 59488, 60112, 63206, 63580, 68640, 68952, 69360, 72930, 74360, 75140, 76296, 77792, 81120, 82654, 86190, 89232, 89760, 90168, 91936, 94809, 95370, 97240, 97682, 101728, 106080, 111540, 112710, 114920, 116688, 120224, 123981, 126412, 127160, 137904, 138720, 145860, 146523, 148720, 150280, 152592, 158015, 165308, 172380, 178464, 180336, 189618, 190740, 194480, 195364, 206635, 223080, 225420, 229840, 233376, 244205, 247962, 252824, 254320, 275808, 291720, 293046, 297440, 300560, 305184, 316030, 330616, 344760, 360672, 379236, 381480, 388960, 390728, 413270, 446160, 450840, 459680, 474045, 488410, 495924, 505648, 508640, 537251, 583440, 586092, 601120, 619905, 632060, 661232, 689520, 732615, 758472, 762960, 781456, 826540, 892320, 901680, 948090, 976820, 991848, 1011296, 1074502, 1166880, 1172184, 1239810, 1264120, 1322464, 1379040, 1465230, 1516944, 1525920, 1562912, 1611753, 1653080, 1803360, 1896180, 1953640, 1983696, 2149004, 2344368, 2479620, 2528240, 2686255, 2930460, 3033888, 3223506, 3306160, 3792360, 3907280, 3967392, 4298008, 4688736, 4959240, 5056480, 5372510, 5860920, 6447012, 6612320, 7584720, 7814560, 8058765, 8596016, 9918480, 10745020, 11721840, 12894024, 15169440, 16117530, 17192032, 19836960, 21490040, 23443680, 25788048, 32235060, 42980080, 51576096, 64470120, 85960160, 128940240, 257880480]

約数ペア:

[(1, 257880480), (2, 128940240), (3, 85960160), (4, 64470120), (5, 51576096), (6, 42980080), (8, 32235060), (10, 25788048), (11, 23443680), (12, 21490040), (13, 19836960), (15, 17192032), (16, 16117530), (17, 15169440), (20, 12894024), (22, 11721840), (24, 10745020), (26, 9918480), (30, 8596016), (32, 8058765), (33, 7814560), (34, 7584720), (39, 6612320), (40, 6447012), (44, 5860920), (48, 5372510), (51, 5056480), (52, 4959240), (55, 4688736), (60, 4298008), (65, 3967392), (66, 3907280), (68, 3792360), (78, 3306160), (80, 3223506), (85, 3033888), (88, 2930460), (96, 2686255), (102, 2528240), (104, 2479620), (110, 2344368), (120, 2149004), (130, 1983696), (132, 1953640), (136, 1896180), (143, 1803360), (156, 1653080), (160, 1611753), (165, 1562912), (169, 1525920), (170, 1516944), (176, 1465230), (187, 1379040), (195, 1322464), (204, 1264120), (208, 1239810), (220, 1172184), (221, 1166880), (240, 1074502), (255, 1011296), (260, 991848), (264, 976820), (272, 948090), (286, 901680), (289, 892320), (312, 826540), (330, 781456), (338, 762960), (340, 758472), (352, 732615), (374, 689520), (390, 661232), (408, 632060), (416, 619905), (429, 601120), (440, 586092), (442, 583440), (480, 537251), (507, 508640), (510, 505648), (520, 495924), (528, 488410), (544, 474045), (561, 459680), (572, 450840), (578, 446160), (624, 413270), (660, 390728), (663, 388960), (676, 381480), (680, 379236), (715, 360672), (748, 344760), (780, 330616), (816, 316030), (845, 305184), (858, 300560), (867, 297440), (880, 293046), (884, 291720), (935, 275808), (1014, 254320), (1020, 252824), (1040, 247962), (1056, 244205), (1105, 233376), (1122, 229840), (1144, 225420), (1156, 223080), (1248, 206635), (1320, 195364), (1326, 194480), (1352, 190740), (1360, 189618), (1430, 180336), (1445, 178464), (1496, 172380), (1560, 165308), (1632, 158015), (1690, 152592), (1716, 150280), (1734, 148720), (1760, 146523), (1768, 145860), (1859, 138720), (1870, 137904), (2028, 127160), (2040, 126412), (2080, 123981), (2145, 120224), (2210, 116688), (2244, 114920), (2288, 112710), (2312, 111540), (2431, 106080), (2535, 101728), (2640, 97682), (2652, 97240), (2704, 95370), (2720, 94809), (2805, 91936), (2860, 90168), (2873, 89760), (2890, 89232), (2992, 86190), (3120, 82654), (3179, 81120), (3315, 77792), (3380, 76296), (3432, 75140), (3468, 74360), (3536, 72930), (3718, 69360), (3740, 68952), (3757, 68640), (4056, 63580), (4080, 63206), (4290, 60112), (4335, 59488), (4420, 58344), (4488, 57460), (4576, 56355), (4624, 55770), (4862, 53040), (5070, 50864), (5280, 48841), (5304, 48620), (5408, 47685), (5577, 46240), (5610, 45968), (5720, 45084), (5746, 44880), (5780, 44616), (5984, 43095), (6240, 41327), (6358, 40560), (6630, 38896), (6760, 38148), (6864, 37570), (6936, 37180), (7072, 36465), (7293, 35360), (7436, 34680), (7480, 34476), (7514, 34320), (8112, 31790), (8160, 31603), (8580, 30056), (8619, 29920), (8670, 29744), (8840, 29172), (8976, 28730), (9248, 27885), (9295, 27744), (9537, 27040), (9724, 26520), (10140, 25432), (10608, 24310), (11154, 23120), (11220, 22984), (11271, 22880), (11440, 22542), (11492, 22440), (11560, 22308), (12155, 21216), (12716, 20280), (13260, 19448), (13520, 19074), (13728, 18785), (13872, 18590), (14365, 17952), (14586, 17680), (14872, 17340), (14960, 17238), (15028, 17160), (15895, 16224)]