20017706880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{571}}^1$

素因数の和:674

約数の個数: 384

約数和(自身を含む): 69522710400

約数和(自身を除く): 49505003520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 31, 32, 38, 40, 48, 57, 60, 62, 64, 76, 80, 93, 95, 96, 114, 120, 124, 128, 152, 155, 160, 186, 190, 192, 228, 240, 248, 285, 304, 310, 320, 372, 380, 384, 456, 465, 480, 496, 570, 571, 589, 608, 620, 640, 744, 760, 912, 930, 960, 961, 992, 1140, 1142, 1178, 1216, 1240, 1488, 1520, 1713, 1767, 1824, 1860, 1920, 1922, 1984, 2280, 2284, 2356, 2432, 2480, 2855, 2883, 2945, 2976, 3040, 3426, 3534, 3648, 3720, 3844, 3968, 4560, 4568, 4712, 4805, 4960, 5710, 5766, 5890, 5952, 6080, 6852, 7068, 7296, 7440, 7688, 8565, 8835, 9120, 9136, 9424, 9610, 9920, 10849, 11420, 11532, 11780, 11904, 12160, 13704, 14136, 14415, 14880, 15376, 17130, 17670, 17701, 18240, 18259, 18272, 18848, 19220, 19840, 21698, 22840, 23064, 23560, 27408, 28272, 28830, 29760, 30752, 32547, 34260, 35340, 35402, 36480, 36518, 36544, 37696, 38440, 43396, 45680, 46128, 47120, 53103, 54245, 54777, 54816, 56544, 57660, 59520, 61504, 65094, 68520, 70680, 70804, 73036, 73088, 75392, 76880, 86792, 88505, 91295, 91360, 92256, 94240, 106206, 108490, 109554, 109632, 113088, 115320, 123008, 130188, 137040, 141360, 141608, 146072, 153760, 162735, 173584, 177010, 182590, 182720, 184512, 188480, 212412, 216980, 219108, 219264, 226176, 230640, 260376, 265515, 273885, 274080, 282720, 283216, 292144, 307520, 325470, 336319, 347168, 354020, 365180, 365440, 369024, 376960, 424824, 433960, 438216, 461280, 520752, 531030, 547770, 548160, 548731, 565440, 566432, 584288, 615040, 650940, 672638, 694336, 708040, 730360, 849648, 867920, 876432, 922560, 1008957, 1041504, 1062060, 1095540, 1096320, 1097462, 1130880, 1132864, 1168576, 1301880, 1345276, 1388672, 1416080, 1460720, 1646193, 1681595, 1699296, 1735840, 1752864, 1845120, 2017914, 2083008, 2124120, 2191080, 2194924, 2265728, 2337152, 2603760, 2690552, 2743655, 2832160, 2921440, 3292386, 3363190, 3398592, 3471680, 3505728, 4035828, 4166016, 4248240, 4382160, 4389848, 5044785, 5207520, 5381104, 5487310, 5664320, 5842880, 6584772, 6726380, 6797184, 6943360, 7011456, 8071656, 8230965, 8496480, 8764320, 8779696, 10089570, 10415040, 10425889, 10762208, 10974620, 11328640, 11685760, 13169544, 13452760, 16143312, 16461930, 16992960, 17528640, 17559392, 20179140, 20830080, 20851778, 21524416, 21949240, 26339088, 26905520, 31277667, 32286624, 32923860, 33985920, 35057280, 35118784, 40358280, 41703556, 43048832, 43898480, 52129445, 52678176, 53811040, 62555334, 64573248, 65847720, 70237568, 80716560, 83407112, 87796960, 104258890, 105356352, 107622080, 125110668, 129146496, 131695440, 156388335, 161433120, 166814224, 175593920, 208517780, 210712704, 215244160, 250221336, 263390880, 312776670, 322866240, 333628448, 351187840, 417035560, 500442672, 526781760, 625553340, 645732480, 667256896, 834071120, 1000885344, 1053563520, 1251106680, 1334513792, 1668142240, 2001770688, 2502213360, 3336284480, 4003541376, 5004426720, 6672568960, 10008853440, 20017706880]

約数ペア:

[(1, 20017706880), (2, 10008853440), (3, 6672568960), (4, 5004426720), (5, 4003541376), (6, 3336284480), (8, 2502213360), (10, 2001770688), (12, 1668142240), (15, 1334513792), (16, 1251106680), (19, 1053563520), (20, 1000885344), (24, 834071120), (30, 667256896), (31, 645732480), (32, 625553340), (38, 526781760), (40, 500442672), (48, 417035560), (57, 351187840), (60, 333628448), (62, 322866240), (64, 312776670), (76, 263390880), (80, 250221336), (93, 215244160), (95, 210712704), (96, 208517780), (114, 175593920), (120, 166814224), (124, 161433120), (128, 156388335), (152, 131695440), (155, 129146496), (160, 125110668), (186, 107622080), (190, 105356352), (192, 104258890), (228, 87796960), (240, 83407112), (248, 80716560), (285, 70237568), (304, 65847720), (310, 64573248), (320, 62555334), (372, 53811040), (380, 52678176), (384, 52129445), (456, 43898480), (465, 43048832), (480, 41703556), (496, 40358280), (570, 35118784), (571, 35057280), (589, 33985920), (608, 32923860), (620, 32286624), (640, 31277667), (744, 26905520), (760, 26339088), (912, 21949240), (930, 21524416), (960, 20851778), (961, 20830080), (992, 20179140), (1140, 17559392), (1142, 17528640), (1178, 16992960), (1216, 16461930), (1240, 16143312), (1488, 13452760), (1520, 13169544), (1713, 11685760), (1767, 11328640), (1824, 10974620), (1860, 10762208), (1920, 10425889), (1922, 10415040), (1984, 10089570), (2280, 8779696), (2284, 8764320), (2356, 8496480), (2432, 8230965), (2480, 8071656), (2855, 7011456), (2883, 6943360), (2945, 6797184), (2976, 6726380), (3040, 6584772), (3426, 5842880), (3534, 5664320), (3648, 5487310), (3720, 5381104), (3844, 5207520), (3968, 5044785), (4560, 4389848), (4568, 4382160), (4712, 4248240), (4805, 4166016), (4960, 4035828), (5710, 3505728), (5766, 3471680), (5890, 3398592), (5952, 3363190), (6080, 3292386), (6852, 2921440), (7068, 2832160), (7296, 2743655), (7440, 2690552), (7688, 2603760), (8565, 2337152), (8835, 2265728), (9120, 2194924), (9136, 2191080), (9424, 2124120), (9610, 2083008), (9920, 2017914), (10849, 1845120), (11420, 1752864), (11532, 1735840), (11780, 1699296), (11904, 1681595), (12160, 1646193), (13704, 1460720), (14136, 1416080), (14415, 1388672), (14880, 1345276), (15376, 1301880), (17130, 1168576), (17670, 1132864), (17701, 1130880), (18240, 1097462), (18259, 1096320), (18272, 1095540), (18848, 1062060), (19220, 1041504), (19840, 1008957), (21698, 922560), (22840, 876432), (23064, 867920), (23560, 849648), (27408, 730360), (28272, 708040), (28830, 694336), (29760, 672638), (30752, 650940), (32547, 615040), (34260, 584288), (35340, 566432), (35402, 565440), (36480, 548731), (36518, 548160), (36544, 547770), (37696, 531030), (38440, 520752), (43396, 461280), (45680, 438216), (46128, 433960), (47120, 424824), (53103, 376960), (54245, 369024), (54777, 365440), (54816, 365180), (56544, 354020), (57660, 347168), (59520, 336319), (61504, 325470), (65094, 307520), (68520, 292144), (70680, 283216), (70804, 282720), (73036, 274080), (73088, 273885), (75392, 265515), (76880, 260376), (86792, 230640), (88505, 226176), (91295, 219264), (91360, 219108), (92256, 216980), (94240, 212412), (106206, 188480), (108490, 184512), (109554, 182720), (109632, 182590), (113088, 177010), (115320, 173584), (123008, 162735), (130188, 153760), (137040, 146072), (141360, 141608)]