81915698.000000000

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^2$

素因数の和:131

約数の個数: 432

約数和(自身を含む): 2284048368

約数和(自身を除く): 1718698128

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 43, 48, 49, 52, 56, 60, 65, 70, 78, 80, 84, 86, 91, 96, 98, 104, 105, 112, 120, 129, 130, 140, 147, 156, 160, 168, 172, 182, 195, 196, 208, 210, 215, 224, 240, 245, 258, 260, 273, 280, 294, 301, 312, 336, 344, 364, 390, 392, 416, 420, 430, 455, 480, 490, 516, 520, 546, 559, 560, 588, 602, 624, 637, 645, 672, 688, 728, 735, 780, 784, 840, 860, 903, 910, 980, 1032, 1040, 1092, 1118, 1120, 1176, 1204, 1248, 1274, 1290, 1365, 1376, 1456, 1470, 1505, 1560, 1568, 1677, 1680, 1720, 1806, 1820, 1849, 1911, 1960, 2064, 2080, 2107, 2184, 2236, 2352, 2408, 2548, 2580, 2730, 2795, 2912, 2940, 3010, 3120, 3185, 3354, 3360, 3440, 3612, 3640, 3698, 3822, 3913, 3920, 4128, 4214, 4368, 4472, 4515, 4704, 4816, 5096, 5160, 5460, 5547, 5590, 5880, 6020, 6240, 6321, 6370, 6708, 6880, 7224, 7280, 7396, 7644, 7826, 7840, 8385, 8428, 8736, 8944, 9030, 9245, 9555, 9632, 10192, 10320, 10535, 10920, 11094, 11180, 11739, 11760, 12040, 12642, 12740, 12943, 13416, 14448, 14560, 14792, 15288, 15652, 16770, 16856, 17888, 18060, 18490, 19110, 19565, 20384, 20640, 21070, 21840, 22188, 22360, 23478, 23520, 24037, 24080, 25284, 25480, 25886, 26832, 27391, 27735, 28896, 29584, 30576, 31304, 31605, 33540, 33712, 36120, 36980, 38220, 38829, 39130, 42140, 43680, 44376, 44720, 46956, 48074, 48160, 50568, 50960, 51772, 53664, 54782, 55470, 58695, 59168, 61152, 62608, 63210, 64715, 67080, 67424, 72111, 72240, 73960, 76440, 77658, 78260, 82173, 84280, 88752, 89440, 90601, 93912, 96148, 101136, 101920, 103544, 109564, 110940, 117390, 120185, 125216, 126420, 129430, 134160, 136955, 144222, 144480, 147920, 152880, 155316, 156520, 164346, 168259, 168560, 177504, 181202, 187824, 192296, 194145, 202272, 207088, 219128, 221880, 234780, 240370, 252840, 258860, 268320, 271803, 273910, 288444, 295840, 305760, 310632, 313040, 328692, 336518, 337120, 360555, 362404, 375648, 384592, 388290, 410865, 414176, 438256, 443760, 453005, 469560, 480740, 504777, 505680, 517720, 543606, 547820, 576888, 621264, 626080, 657384, 673036, 721110, 724808, 769184, 776580, 821730, 841295, 876512, 887520, 906010, 939120, 961480, 1009554, 1011360, 1035440, 1087212, 1095640, 1153776, 1177813, 1242528, 1314768, 1346072, 1359015, 1442220, 1449616, 1553160, 1643460, 1682590, 1812020, 1878240, 1922960, 2019108, 2070880, 2174424, 2191280, 2307552, 2355626, 2523885, 2629536, 2692144, 2718030, 2884440, 2899232, 3106320, 3286920, 3365180, 3533439, 3624040, 3845920, 4038216, 4348848, 4382560, 4711252, 5047770, 5384288, 5436060, 5768880, 5889065, 6212640, 6573840, 6730360, 7066878, 7248080, 8076432, 8697696, 9422504, 10095540, 10872120, 11537760, 11778130, 13147680, 13460720, 14133756, 14496160, 16152864, 17667195, 18845008, 20191080, 21744240, 23556260, 26921440, 28267512, 35334390, 37690016, 40382160, 43488480, 47112520, 56535024, 70668780, 80764320, 94225040, 113070048, 141337560, 188450080, 282675120, 565350240]

約数ペア:

[(1, 565350240), (2, 282675120), (3, 188450080), (4, 141337560), (5, 113070048), (6, 94225040), (7, 80764320), (8, 70668780), (10, 56535024), (12, 47112520), (13, 43488480), (14, 40382160), (15, 37690016), (16, 35334390), (20, 28267512), (21, 26921440), (24, 23556260), (26, 21744240), (28, 20191080), (30, 18845008), (32, 17667195), (35, 16152864), (39, 14496160), (40, 14133756), (42, 13460720), (43, 13147680), (48, 11778130), (49, 11537760), (52, 10872120), (56, 10095540), (60, 9422504), (65, 8697696), (70, 8076432), (78, 7248080), (80, 7066878), (84, 6730360), (86, 6573840), (91, 6212640), (96, 5889065), (98, 5768880), (104, 5436060), (105, 5384288), (112, 5047770), (120, 4711252), (129, 4382560), (130, 4348848), (140, 4038216), (147, 3845920), (156, 3624040), (160, 3533439), (168, 3365180), (172, 3286920), (182, 3106320), (195, 2899232), (196, 2884440), (208, 2718030), (210, 2692144), (215, 2629536), (224, 2523885), (240, 2355626), (245, 2307552), (258, 2191280), (260, 2174424), (273, 2070880), (280, 2019108), (294, 1922960), (301, 1878240), (312, 1812020), (336, 1682590), (344, 1643460), (364, 1553160), (390, 1449616), (392, 1442220), (416, 1359015), (420, 1346072), (430, 1314768), (455, 1242528), (480, 1177813), (490, 1153776), (516, 1095640), (520, 1087212), (546, 1035440), (559, 1011360), (560, 1009554), (588, 961480), (602, 939120), (624, 906010), (637, 887520), (645, 876512), (672, 841295), (688, 821730), (728, 776580), (735, 769184), (780, 724808), (784, 721110), (840, 673036), (860, 657384), (903, 626080), (910, 621264), (980, 576888), (1032, 547820), (1040, 543606), (1092, 517720), (1118, 505680), (1120, 504777), (1176, 480740), (1204, 469560), (1248, 453005), (1274, 443760), (1290, 438256), (1365, 414176), (1376, 410865), (1456, 388290), (1470, 384592), (1505, 375648), (1560, 362404), (1568, 360555), (1677, 337120), (1680, 336518), (1720, 328692), (1806, 313040), (1820, 310632), (1849, 305760), (1911, 295840), (1960, 288444), (2064, 273910), (2080, 271803), (2107, 268320), (2184, 258860), (2236, 252840), (2352, 240370), (2408, 234780), (2548, 221880), (2580, 219128), (2730, 207088), (2795, 202272), (2912, 194145), (2940, 192296), (3010, 187824), (3120, 181202), (3185, 177504), (3354, 168560), (3360, 168259), (3440, 164346), (3612, 156520), (3640, 155316), (3698, 152880), (3822, 147920), (3913, 144480), (3920, 144222), (4128, 136955), (4214, 134160), (4368, 129430), (4472, 126420), (4515, 125216), (4704, 120185), (4816, 117390), (5096, 110940), (5160, 109564), (5460, 103544), (5547, 101920), (5590, 101136), (5880, 96148), (6020, 93912), (6240, 90601), (6321, 89440), (6370, 88752), (6708, 84280), (6880, 82173), (7224, 78260), (7280, 77658), (7396, 76440), (7644, 73960), (7826, 72240), (7840, 72111), (8385, 67424), (8428, 67080), (8736, 64715), (8944, 63210), (9030, 62608), (9245, 61152), (9555, 59168), (9632, 58695), (10192, 55470), (10320, 54782), (10535, 53664), (10920, 51772), (11094, 50960), (11180, 50568), (11739, 48160), (11760, 48074), (12040, 46956), (12642, 44720), (12740, 44376), (12943, 43680), (13416, 42140), (14448, 39130), (14560, 38829), (14792, 38220), (15288, 36980), (15652, 36120), (16770, 33712), (16856, 33540), (17888, 31605), (18060, 31304), (18490, 30576), (19110, 29584), (19565, 28896), (20384, 27735), (20640, 27391), (21070, 26832), (21840, 25886), (22188, 25480), (22360, 25284), (23478, 24080), (23520, 24037)]