19945139760

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{3499}}^1$

素因数の和:3570

約数の個数: 640

約数和(自身を含む): 87494400000

約数和(自身を除く): 67549260240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 27, 28, 29, 30, 35, 36, 39, 40, 42, 45, 48, 52, 54, 56, 58, 60, 63, 65, 70, 72, 78, 80, 84, 87, 90, 91, 104, 105, 108, 112, 116, 117, 120, 126, 130, 135, 140, 144, 145, 156, 168, 174, 180, 182, 189, 195, 203, 208, 210, 216, 232, 234, 240, 252, 260, 261, 270, 273, 280, 290, 312, 315, 336, 348, 351, 360, 364, 377, 378, 390, 406, 420, 432, 435, 455, 464, 468, 504, 520, 522, 540, 546, 560, 580, 585, 609, 624, 630, 696, 702, 720, 728, 754, 756, 780, 783, 812, 819, 840, 870, 910, 936, 945, 1008, 1015, 1040, 1044, 1080, 1092, 1131, 1160, 1170, 1218, 1260, 1305, 1365, 1392, 1404, 1456, 1508, 1512, 1560, 1566, 1624, 1638, 1680, 1740, 1755, 1820, 1827, 1872, 1885, 1890, 2030, 2088, 2160, 2184, 2262, 2320, 2340, 2436, 2457, 2520, 2610, 2639, 2730, 2808, 3016, 3024, 3045, 3120, 3132, 3248, 3276, 3393, 3480, 3499, 3510, 3640, 3654, 3770, 3780, 3915, 4060, 4095, 4176, 4368, 4524, 4680, 4872, 4914, 5040, 5220, 5278, 5460, 5481, 5616, 5655, 6032, 6090, 6264, 6552, 6786, 6960, 6998, 7020, 7280, 7308, 7540, 7560, 7830, 7917, 8120, 8190, 9048, 9135, 9360, 9744, 9828, 10179, 10440, 10497, 10556, 10920, 10962, 11310, 12180, 12285, 12528, 13104, 13195, 13572, 13996, 14040, 14616, 15080, 15120, 15660, 15834, 16240, 16380, 16965, 17495, 18096, 18270, 19656, 20358, 20880, 20994, 21112, 21840, 21924, 22620, 23751, 24360, 24493, 24570, 26390, 27144, 27405, 27992, 28080, 29232, 30160, 31320, 31491, 31668, 32760, 33930, 34990, 36540, 39312, 39585, 40716, 41988, 42224, 43848, 45240, 45487, 47502, 48720, 48986, 49140, 50895, 52485, 52780, 54288, 54810, 55984, 62640, 62982, 63336, 65520, 67860, 69980, 71253, 73080, 73479, 79170, 81432, 83976, 87696, 90480, 90974, 94473, 95004, 97972, 98280, 101471, 101790, 104970, 105560, 109620, 118755, 122465, 125964, 126672, 135720, 136461, 139960, 142506, 146160, 146958, 157455, 158340, 162864, 167952, 181948, 188946, 190008, 195944, 196560, 202942, 203580, 209940, 211120, 219240, 220437, 227435, 237510, 244930, 251928, 271440, 272922, 279920, 285012, 293916, 304413, 314910, 316680, 318409, 356265, 363896, 367395, 377892, 380016, 391888, 405884, 407160, 409383, 419880, 438480, 440874, 454870, 472365, 475020, 489860, 503856, 507355, 545844, 570024, 587832, 608826, 629820, 633360, 636818, 661311, 682305, 710297, 712530, 727792, 734790, 755784, 811768, 814320, 818766, 839760, 881748, 909740, 913239, 944730, 950040, 955227, 979720, 1014710, 1091688, 1102185, 1140048, 1175664, 1217652, 1228149, 1259640, 1273636, 1319123, 1322622, 1364610, 1420594, 1425060, 1469580, 1511568, 1522065, 1592045, 1623536, 1637532, 1763496, 1819480, 1826478, 1889460, 1900080, 1910454, 1959440, 2029420, 2046915, 2130891, 2183376, 2204370, 2435304, 2456298, 2519280, 2547272, 2638246, 2645244, 2729220, 2739717, 2841188, 2850120, 2865681, 2939160, 3044130, 3184090, 3275064, 3306555, 3526992, 3551485, 3638960, 3652956, 3778920, 3820908, 3957369, 4058840, 4093830, 4261782, 4408740, 4566195, 4776135, 4870608, 4912596, 5094544, 5276492, 5290488, 5458440, 5479434, 5682376, 5700240, 5731362, 5878320, 6088260, 6140745, 6368180, 6392673, 6550128, 6595615, 6613110, 7102970, 7305912, 7557840, 7641816, 7914738, 8117680, 8187660, 8523564, 8597043, 8817480, 9132390, 9233861, 9552270, 9825192, 10552984, 10580976, 10654455, 10916880, 10958868, 11364752, 11462724, 11872107, 12176520, 12281490, 12736360, 12785346, 13191230, 13226220, 13698585, 14205940, 14328405, 14611824, 15283632, 15829476, 16375320, 17047128, 17194086, 17634960, 18264780, 18467722, 19104540, 19178019, 19650384, 19786845, 21105968, 21308910, 21917736, 22925448, 23744214, 24353040, 24562980, 25472720, 25570692, 26382460, 26452440, 27397170, 27701583, 28411880, 28656810, 31658952, 31963365, 32750640, 34094256, 34388172, 35616321, 36529560, 36935444, 38209080, 38356038, 39573690, 42617820, 42985215, 43835472, 45850896, 46169305, 47488428, 49125960, 51141384, 52764920, 52904880, 54794340, 55403166, 56823760, 57313620, 59360535, 63317904, 63926730, 68776344, 71232642, 73059120, 73870888, 76418160, 76712076, 79147380, 83104749, 85235640, 85970430, 92338610, 94976856, 95890095, 98251920, 102282768, 105529840, 109588680, 110806332, 114627240, 118721070, 127853460, 137552688, 138507915, 142465284, 147741776, 153424152, 158294760, 166209498, 170471280, 171940860, 178081605, 184677220, 189953712, 191780190, 219177360, 221612664, 229254480, 237442140, 249314247, 255706920, 277015830, 284930568, 306848304, 316589520, 332418996, 343881720, 356163210, 369354440, 383560380, 415523745, 443225328, 474884280, 498628494, 511413840, 554031660, 569861136, 664837992, 687763440, 712326420, 738708880, 767120760, 831047490, 949768560, 997256988, 1108063320, 1246571235, 1329675984, 1424652840, 1534241520, 1662094980, 1994513976, 2216126640, 2493142470, 2849305680, 3324189960, 3989027952, 4986284940, 6648379920, 9972569880, 19945139760]

約数ペア:

[(1, 19945139760), (2, 9972569880), (3, 6648379920), (4, 4986284940), (5, 3989027952), (6, 3324189960), (7, 2849305680), (8, 2493142470), (9, 2216126640), (10, 1994513976), (12, 1662094980), (13, 1534241520), (14, 1424652840), (15, 1329675984), (16, 1246571235), (18, 1108063320), (20, 997256988), (21, 949768560), (24, 831047490), (26, 767120760), (27, 738708880), (28, 712326420), (29, 687763440), (30, 664837992), (35, 569861136), (36, 554031660), (39, 511413840), (40, 498628494), (42, 474884280), (45, 443225328), (48, 415523745), (52, 383560380), (54, 369354440), (56, 356163210), (58, 343881720), (60, 332418996), (63, 316589520), (65, 306848304), (70, 284930568), (72, 277015830), (78, 255706920), (80, 249314247), (84, 237442140), (87, 229254480), (90, 221612664), (91, 219177360), (104, 191780190), (105, 189953712), (108, 184677220), (112, 178081605), (116, 171940860), (117, 170471280), (120, 166209498), (126, 158294760), (130, 153424152), (135, 147741776), (140, 142465284), (144, 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(55984, 356265), (62640, 318409), (62982, 316680), (63336, 314910), (65520, 304413), (67860, 293916), (69980, 285012), (71253, 279920), (73080, 272922), (73479, 271440), (79170, 251928), (81432, 244930), (83976, 237510), (87696, 227435), (90480, 220437), (90974, 219240), (94473, 211120), (95004, 209940), (97972, 203580), (98280, 202942), (101471, 196560), (101790, 195944), (104970, 190008), (105560, 188946), (109620, 181948), (118755, 167952), (122465, 162864), (125964, 158340), (126672, 157455), (135720, 146958), (136461, 146160), (139960, 142506)]