21794336720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:378

約数の個数: 320

約数和(自身を含む): 58662912000

約数和(自身を除く): 36868575280

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 43, 52, 62, 65, 79, 80, 86, 104, 124, 130, 155, 158, 172, 199, 208, 215, 248, 260, 310, 316, 344, 395, 398, 403, 430, 496, 520, 559, 620, 632, 688, 790, 796, 806, 860, 995, 1027, 1040, 1118, 1240, 1264, 1333, 1580, 1592, 1612, 1720, 1990, 2015, 2054, 2236, 2449, 2480, 2587, 2666, 2795, 3160, 3184, 3224, 3397, 3440, 3980, 4030, 4108, 4472, 4898, 5135, 5174, 5332, 5590, 6169, 6320, 6448, 6665, 6794, 7960, 8060, 8216, 8557, 8944, 9796, 10270, 10348, 10664, 11180, 12245, 12338, 12935, 13330, 13588, 15721, 15920, 16120, 16432, 16985, 17114, 17329, 19592, 20540, 20696, 21328, 22360, 24490, 24676, 25870, 26660, 27176, 30845, 31442, 31837, 32240, 33970, 34228, 34658, 39184, 41080, 41392, 42785, 44161, 44720, 48980, 49352, 51740, 53320, 54352, 61690, 62884, 63674, 67940, 68456, 69316, 78605, 80197, 82160, 85570, 86645, 88322, 97960, 98704, 103480, 105307, 106640, 111241, 123380, 125768, 127348, 135880, 136912, 138632, 157210, 159185, 160394, 171140, 173290, 176644, 195920, 204373, 206960, 210614, 220805, 222482, 246760, 251536, 254696, 265267, 271760, 277264, 314420, 318370, 320788, 342280, 346580, 353288, 400985, 408746, 421228, 441610, 444964, 487351, 493520, 509392, 526535, 530534, 556205, 628840, 636740, 641576, 676003, 684560, 693160, 706576, 801970, 817492, 842456, 883220, 889928, 974702, 1021865, 1053070, 1061068, 1112410, 1257680, 1273480, 1283152, 1326335, 1352006, 1368991, 1386320, 1603940, 1634984, 1684912, 1766440, 1779856, 1949404, 2043730, 2106140, 2122136, 2224820, 2436755, 2546960, 2652670, 2704012, 2737982, 3207880, 3269968, 3380015, 3448471, 3532880, 3898808, 4087460, 4212280, 4244272, 4449640, 4873510, 5305340, 5408024, 5475964, 6335563, 6415760, 6760030, 6844955, 6896942, 7797616, 8174920, 8424560, 8788039, 8899280, 9747020, 10610680, 10816048, 10951928, 12671126, 13520060, 13689910, 13793884, 16349840, 17242355, 17576078, 19494040, 20956093, 21221360, 21903856, 25342252, 27040120, 27379820, 27587768, 31677815, 34484710, 35152156, 38988080, 41912186, 43940195, 50684504, 54080240, 54759640, 55175536, 63355630, 68969420, 70304312, 83824372, 87880390, 101369008, 104780465, 109519280, 126711260, 137938840, 140608624, 167648744, 175760780, 209560930, 253422520, 272429209, 275877680, 335297488, 351521560, 419121860, 506845040, 544858418, 703043120, 838243720, 1089716836, 1362146045, 1676487440, 2179433672, 2724292090, 4358867344, 5448584180, 10897168360, 21794336720]

約数ペア:

[(1, 21794336720), (2, 10897168360), (4, 5448584180), (5, 4358867344), (8, 2724292090), (10, 2179433672), (13, 1676487440), (16, 1362146045), (20, 1089716836), (26, 838243720), (31, 703043120), (40, 544858418), (43, 506845040), (52, 419121860), (62, 351521560), (65, 335297488), (79, 275877680), (80, 272429209), (86, 253422520), (104, 209560930), (124, 175760780), (130, 167648744), (155, 140608624), (158, 137938840), (172, 126711260), (199, 109519280), (208, 104780465), (215, 101369008), (248, 87880390), (260, 83824372), (310, 70304312), (316, 68969420), (344, 63355630), (395, 55175536), (398, 54759640), (403, 54080240), (430, 50684504), (496, 43940195), (520, 41912186), (559, 38988080), (620, 35152156), (632, 34484710), (688, 31677815), (790, 27587768), (796, 27379820), (806, 27040120), (860, 25342252), (995, 21903856), (1027, 21221360), (1040, 20956093), (1118, 19494040), (1240, 17576078), (1264, 17242355), (1333, 16349840), (1580, 13793884), (1592, 13689910), (1612, 13520060), (1720, 12671126), (1990, 10951928), (2015, 10816048), (2054, 10610680), (2236, 9747020), (2449, 8899280), (2480, 8788039), (2587, 8424560), (2666, 8174920), (2795, 7797616), (3160, 6896942), (3184, 6844955), (3224, 6760030), (3397, 6415760), (3440, 6335563), (3980, 5475964), (4030, 5408024), (4108, 5305340), (4472, 4873510), (4898, 4449640), (5135, 4244272), (5174, 4212280), (5332, 4087460), (5590, 3898808), (6169, 3532880), (6320, 3448471), (6448, 3380015), (6665, 3269968), (6794, 3207880), (7960, 2737982), (8060, 2704012), (8216, 2652670), (8557, 2546960), (8944, 2436755), (9796, 2224820), (10270, 2122136), (10348, 2106140), (10664, 2043730), (11180, 1949404), (12245, 1779856), (12338, 1766440), (12935, 1684912), (13330, 1634984), (13588, 1603940), (15721, 1386320), (15920, 1368991), (16120, 1352006), (16432, 1326335), (16985, 1283152), (17114, 1273480), (17329, 1257680), (19592, 1112410), (20540, 1061068), (20696, 1053070), (21328, 1021865), (22360, 974702), (24490, 889928), (24676, 883220), (25870, 842456), (26660, 817492), (27176, 801970), (30845, 706576), (31442, 693160), (31837, 684560), (32240, 676003), (33970, 641576), (34228, 636740), (34658, 628840), (39184, 556205), (41080, 530534), (41392, 526535), (42785, 509392), (44161, 493520), (44720, 487351), (48980, 444964), (49352, 441610), (51740, 421228), (53320, 408746), (54352, 400985), (61690, 353288), (62884, 346580), (63674, 342280), (67940, 320788), (68456, 318370), (69316, 314420), (78605, 277264), (80197, 271760), (82160, 265267), (85570, 254696), (86645, 251536), (88322, 246760), (97960, 222482), (98704, 220805), (103480, 210614), (105307, 206960), (106640, 204373), (111241, 195920), (123380, 176644), (125768, 173290), (127348, 171140), (135880, 160394), (136912, 159185), (138632, 157210)]