20197547640

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{907}}^1$

素因数の和:1041

約数の個数: 384

約数和(自身を含む): 71390592000

約数和(自身を除く): 51193044360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 29, 30, 36, 40, 45, 54, 58, 60, 72, 79, 81, 87, 90, 108, 116, 120, 135, 145, 158, 162, 174, 180, 216, 232, 237, 243, 261, 270, 290, 316, 324, 348, 360, 395, 405, 435, 474, 486, 522, 540, 580, 632, 648, 696, 711, 783, 790, 810, 870, 907, 948, 972, 1044, 1080, 1160, 1185, 1215, 1305, 1422, 1566, 1580, 1620, 1740, 1814, 1896, 1944, 2088, 2133, 2291, 2349, 2370, 2430, 2610, 2721, 2844, 3132, 3160, 3240, 3480, 3555, 3628, 3915, 4266, 4535, 4582, 4698, 4740, 4860, 5220, 5442, 5688, 6264, 6399, 6873, 7047, 7110, 7256, 7830, 8163, 8532, 9070, 9164, 9396, 9480, 9720, 10440, 10665, 10884, 11455, 11745, 12798, 13605, 13746, 14094, 14220, 15660, 16326, 17064, 18140, 18328, 18792, 19197, 20619, 21330, 21768, 22910, 23490, 24489, 25596, 26303, 27210, 27492, 28188, 28440, 31320, 31995, 32652, 34365, 35235, 36280, 38394, 40815, 41238, 42660, 45820, 46980, 48978, 51192, 52606, 54420, 54984, 56376, 61857, 63990, 65304, 68730, 70470, 71653, 73467, 76788, 78909, 81630, 82476, 85320, 91640, 93960, 95985, 97956, 103095, 105212, 108840, 122445, 123714, 127980, 131515, 137460, 140940, 143306, 146934, 153576, 157818, 163260, 164952, 185571, 191970, 195912, 206190, 210424, 214959, 220401, 236727, 244890, 247428, 255960, 263030, 274920, 281880, 286612, 293868, 309285, 315636, 326520, 358265, 367335, 371142, 383940, 394545, 412380, 429918, 440802, 473454, 489780, 494856, 526060, 556713, 573224, 587736, 618570, 631272, 644877, 710181, 716530, 734670, 742284, 767880, 789090, 824760, 859836, 881604, 927855, 946908, 979560, 1052120, 1074795, 1102005, 1113426, 1183635, 1237140, 1289754, 1420362, 1433060, 1469340, 1484568, 1578180, 1719672, 1763208, 1855710, 1893816, 1934631, 2077937, 2130543, 2149590, 2204010, 2226852, 2367270, 2474280, 2579508, 2783565, 2840724, 2866120, 2938680, 3156360, 3224385, 3550905, 3711420, 3869262, 4155874, 4261086, 4299180, 4408020, 4453704, 4734540, 5159016, 5567130, 5681448, 5803893, 6233811, 6391629, 6448770, 7101810, 7422840, 7738524, 8311748, 8522172, 8598360, 8816040, 9469080, 9673155, 10389685, 10652715, 11134260, 11607786, 12467622, 12783258, 12897540, 14203620, 15477048, 16623496, 17044344, 17411679, 18701433, 19346310, 20779370, 21305430, 22268520, 23215572, 24935244, 25566516, 25795080, 28407240, 29019465, 31169055, 31958145, 34823358, 37402866, 38692620, 41558740, 42610860, 46431144, 49870488, 51133032, 56104299, 58038930, 62338110, 63916290, 69646716, 74805732, 77385240, 83117480, 85221720, 87058395, 93507165, 112208598, 116077860, 124676220, 127832580, 139293432, 149611464, 168312897, 174116790, 187014330, 224417196, 232155720, 249352440, 255665160, 280521495, 336625794, 348233580, 374028660, 448834392, 504938691, 561042990, 673251588, 696467160, 748057320, 841564485, 1009877382, 1122085980, 1346503176, 1683128970, 2019754764, 2244171960, 2524693455, 3366257940, 4039509528, 5049386910, 6732515880, 10098773820, 20197547640]

約数ペア:

[(1, 20197547640), (2, 10098773820), (3, 6732515880), (4, 5049386910), (5, 4039509528), (6, 3366257940), (8, 2524693455), (9, 2244171960), (10, 2019754764), (12, 1683128970), (15, 1346503176), (18, 1122085980), (20, 1009877382), (24, 841564485), (27, 748057320), (29, 696467160), (30, 673251588), (36, 561042990), (40, 504938691), (45, 448834392), (54, 374028660), (58, 348233580), (60, 336625794), (72, 280521495), (79, 255665160), (81, 249352440), (87, 232155720), (90, 224417196), (108, 187014330), (116, 174116790), (120, 168312897), (135, 149611464), (145, 139293432), (158, 127832580), (162, 124676220), (174, 116077860), (180, 112208598), (216, 93507165), (232, 87058395), (237, 85221720), (243, 83117480), (261, 77385240), (270, 74805732), (290, 69646716), (316, 63916290), (324, 62338110), (348, 58038930), (360, 56104299), (395, 51133032), (405, 49870488), (435, 46431144), (474, 42610860), (486, 41558740), (522, 38692620), (540, 37402866), (580, 34823358), (632, 31958145), (648, 31169055), (696, 29019465), (711, 28407240), (783, 25795080), (790, 25566516), (810, 24935244), (870, 23215572), (907, 22268520), (948, 21305430), (972, 20779370), (1044, 19346310), (1080, 18701433), (1160, 17411679), (1185, 17044344), (1215, 16623496), (1305, 15477048), (1422, 14203620), (1566, 12897540), (1580, 12783258), (1620, 12467622), (1740, 11607786), (1814, 11134260), (1896, 10652715), (1944, 10389685), (2088, 9673155), (2133, 9469080), (2291, 8816040), (2349, 8598360), (2370, 8522172), (2430, 8311748), (2610, 7738524), (2721, 7422840), (2844, 7101810), (3132, 6448770), (3160, 6391629), (3240, 6233811), (3480, 5803893), (3555, 5681448), (3628, 5567130), (3915, 5159016), (4266, 4734540), (4535, 4453704), (4582, 4408020), (4698, 4299180), (4740, 4261086), (4860, 4155874), (5220, 3869262), (5442, 3711420), (5688, 3550905), (6264, 3224385), (6399, 3156360), (6873, 2938680), (7047, 2866120), (7110, 2840724), (7256, 2783565), (7830, 2579508), (8163, 2474280), (8532, 2367270), (9070, 2226852), (9164, 2204010), (9396, 2149590), (9480, 2130543), (9720, 2077937), (10440, 1934631), (10665, 1893816), (10884, 1855710), (11455, 1763208), (11745, 1719672), (12798, 1578180), (13605, 1484568), (13746, 1469340), (14094, 1433060), (14220, 1420362), (15660, 1289754), (16326, 1237140), (17064, 1183635), (18140, 1113426), (18328, 1102005), (18792, 1074795), (19197, 1052120), (20619, 979560), (21330, 946908), (21768, 927855), (22910, 881604), (23490, 859836), (24489, 824760), (25596, 789090), (26303, 767880), (27210, 742284), (27492, 734670), (28188, 716530), (28440, 710181), (31320, 644877), (31995, 631272), (32652, 618570), (34365, 587736), (35235, 573224), (36280, 556713), (38394, 526060), (40815, 494856), (41238, 489780), (42660, 473454), (45820, 440802), (46980, 429918), (48978, 412380), (51192, 394545), (52606, 383940), (54420, 371142), (54984, 367335), (56376, 358265), (61857, 326520), (63990, 315636), (65304, 309285), (68730, 293868), (70470, 286612), (71653, 281880), (73467, 274920), (76788, 263030), (78909, 255960), (81630, 247428), (82476, 244890), (85320, 236727), (91640, 220401), (93960, 214959), (95985, 210424), (97956, 206190), (103095, 195912), (105212, 191970), (108840, 185571), (122445, 164952), (123714, 163260), (127980, 157818), (131515, 153576), (137460, 146934), (140940, 143306)]