18884068840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{2053}}^1$

素因数の和:2129

約数の個数: 288

約数和(自身を含む): 56204464680

約数和(自身を除く): 37320395840

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 26, 28, 35, 38, 40, 49, 52, 56, 65, 70, 76, 91, 95, 98, 104, 130, 133, 140, 152, 182, 190, 196, 245, 247, 260, 266, 280, 361, 364, 380, 392, 455, 490, 494, 520, 532, 637, 665, 722, 728, 760, 910, 931, 980, 988, 1064, 1235, 1274, 1330, 1444, 1729, 1805, 1820, 1862, 1960, 1976, 2053, 2470, 2527, 2548, 2660, 2888, 3185, 3458, 3610, 3640, 3724, 4106, 4655, 4693, 4940, 5054, 5096, 5320, 6370, 6916, 7220, 7448, 8212, 8645, 9310, 9386, 9880, 10108, 10265, 12103, 12635, 12740, 13832, 14371, 14440, 16424, 17290, 17689, 18620, 18772, 20216, 20530, 23465, 24206, 25270, 25480, 26689, 28742, 32851, 34580, 35378, 37240, 37544, 39007, 41060, 46930, 48412, 50540, 53378, 57484, 60515, 65702, 69160, 70756, 71855, 78014, 82120, 88445, 93860, 96824, 100597, 101080, 106756, 114968, 121030, 131404, 133445, 141512, 143710, 156028, 164255, 176890, 186823, 187720, 195035, 201194, 213512, 229957, 242060, 262808, 266890, 273049, 287420, 312056, 328510, 353780, 373646, 390070, 402388, 459914, 484120, 502985, 507091, 533780, 546098, 574840, 657020, 707560, 741133, 747292, 780140, 804776, 919828, 934115, 1005970, 1014182, 1067560, 1092196, 1149785, 1307761, 1314040, 1365245, 1482266, 1494584, 1560280, 1839656, 1868230, 1911343, 2011940, 2028364, 2184392, 2299570, 2535455, 2615522, 2730490, 2964532, 3549637, 3705665, 3736460, 3822686, 4023880, 4056728, 4599140, 5070910, 5187931, 5231044, 5460980, 5929064, 6538805, 7099274, 7411330, 7472920, 7645372, 9198280, 9556715, 9634729, 10141820, 10375862, 10462088, 10921960, 13077610, 14198548, 14822660, 15290744, 17748185, 19113430, 19269458, 20283640, 20751724, 24847459, 25939655, 26155220, 28397096, 29645320, 35496370, 36315517, 38226860, 38538916, 41503448, 48173645, 49694918, 51879310, 52310440, 67443103, 70992740, 72631034, 76453720, 77077832, 96347290, 99389836, 103758620, 124237295, 134886206, 141985480, 145262068, 181577585, 192694580, 198779672, 207517240, 248474590, 269772412, 290524136, 337215515, 363155170, 385389160, 472101721, 496949180, 539544824, 674431030, 726310340, 944203442, 993898360, 1348862060, 1452620680, 1888406884, 2360508605, 2697724120, 3776813768, 4721017210, 9442034420, 18884068840]

約数ペア:

[(1, 18884068840), (2, 9442034420), (4, 4721017210), (5, 3776813768), (7, 2697724120), (8, 2360508605), (10, 1888406884), (13, 1452620680), (14, 1348862060), (19, 993898360), (20, 944203442), (26, 726310340), (28, 674431030), (35, 539544824), (38, 496949180), (40, 472101721), (49, 385389160), (52, 363155170), (56, 337215515), (65, 290524136), (70, 269772412), (76, 248474590), (91, 207517240), (95, 198779672), (98, 192694580), (104, 181577585), (130, 145262068), (133, 141985480), (140, 134886206), (152, 124237295), (182, 103758620), (190, 99389836), (196, 96347290), (245, 77077832), (247, 76453720), (260, 72631034), (266, 70992740), (280, 67443103), (361, 52310440), (364, 51879310), (380, 49694918), (392, 48173645), (455, 41503448), (490, 38538916), (494, 38226860), (520, 36315517), (532, 35496370), (637, 29645320), (665, 28397096), (722, 26155220), (728, 25939655), (760, 24847459), (910, 20751724), (931, 20283640), (980, 19269458), (988, 19113430), (1064, 17748185), (1235, 15290744), (1274, 14822660), (1330, 14198548), (1444, 13077610), (1729, 10921960), (1805, 10462088), (1820, 10375862), (1862, 10141820), (1960, 9634729), (1976, 9556715), (2053, 9198280), (2470, 7645372), (2527, 7472920), (2548, 7411330), (2660, 7099274), (2888, 6538805), (3185, 5929064), (3458, 5460980), (3610, 5231044), (3640, 5187931), (3724, 5070910), (4106, 4599140), (4655, 4056728), (4693, 4023880), (4940, 3822686), (5054, 3736460), (5096, 3705665), (5320, 3549637), (6370, 2964532), (6916, 2730490), (7220, 2615522), (7448, 2535455), (8212, 2299570), (8645, 2184392), (9310, 2028364), (9386, 2011940), (9880, 1911343), (10108, 1868230), (10265, 1839656), (12103, 1560280), (12635, 1494584), (12740, 1482266), (13832, 1365245), (14371, 1314040), (14440, 1307761), (16424, 1149785), (17290, 1092196), (17689, 1067560), (18620, 1014182), (18772, 1005970), (20216, 934115), (20530, 919828), (23465, 804776), (24206, 780140), (25270, 747292), (25480, 741133), (26689, 707560), (28742, 657020), (32851, 574840), (34580, 546098), (35378, 533780), (37240, 507091), (37544, 502985), (39007, 484120), (41060, 459914), (46930, 402388), (48412, 390070), (50540, 373646), (53378, 353780), (57484, 328510), (60515, 312056), (65702, 287420), (69160, 273049), (70756, 266890), (71855, 262808), (78014, 242060), (82120, 229957), (88445, 213512), (93860, 201194), (96824, 195035), (100597, 187720), (101080, 186823), (106756, 176890), (114968, 164255), (121030, 156028), (131404, 143710), (133445, 141512)]