21315481600

素因数分解:

$2^{12}\times 5^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{227}}^1$

素因数の和:399

約数の個数: 312

約数和(自身を含む): 61136051328

約数和(自身を除く): 39820569728

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 128, 131, 140, 160, 175, 200, 224, 227, 256, 262, 280, 320, 350, 400, 448, 454, 512, 524, 560, 640, 655, 700, 800, 896, 908, 917, 1024, 1048, 1120, 1135, 1280, 1310, 1400, 1589, 1600, 1792, 1816, 1834, 2048, 2096, 2240, 2270, 2560, 2620, 2800, 3178, 3200, 3275, 3584, 3632, 3668, 4096, 4192, 4480, 4540, 4585, 5120, 5240, 5600, 5675, 6356, 6400, 6550, 7168, 7264, 7336, 7945, 8384, 8960, 9080, 9170, 10240, 10480, 11200, 11350, 12712, 12800, 13100, 14336, 14528, 14672, 15890, 16768, 17920, 18160, 18340, 20480, 20960, 22400, 22700, 22925, 25424, 25600, 26200, 28672, 29056, 29344, 29737, 31780, 33536, 35840, 36320, 36680, 39725, 41920, 44800, 45400, 45850, 50848, 51200, 52400, 58112, 58688, 59474, 63560, 67072, 71680, 72640, 73360, 79450, 83840, 89600, 90800, 91700, 101696, 102400, 104800, 116224, 117376, 118948, 127120, 134144, 143360, 145280, 146720, 148685, 158900, 167680, 179200, 181600, 183400, 203392, 208159, 209600, 232448, 234752, 237896, 254240, 268288, 290560, 293440, 297370, 317800, 335360, 358400, 363200, 366800, 406784, 416318, 419200, 464896, 469504, 475792, 508480, 536576, 581120, 586880, 594740, 635600, 670720, 716800, 726400, 733600, 743425, 813568, 832636, 838400, 929792, 939008, 951584, 1016960, 1040795, 1162240, 1173760, 1189480, 1271200, 1341440, 1452800, 1467200, 1486850, 1627136, 1665272, 1676800, 1878016, 1903168, 2033920, 2081590, 2324480, 2347520, 2378960, 2542400, 2682880, 2905600, 2934400, 2973700, 3254272, 3330544, 3353600, 3756032, 3806336, 4067840, 4163180, 4648960, 4695040, 4757920, 5084800, 5203975, 5811200, 5868800, 5947400, 6508544, 6661088, 6707200, 7612672, 8135680, 8326360, 9390080, 9515840, 10169600, 10407950, 11622400, 11737600, 11894800, 13322176, 13414400, 15225344, 16271360, 16652720, 18780160, 19031680, 20339200, 20815900, 23244800, 23475200, 23789600, 26644352, 30450688, 32542720, 33305440, 38063360, 40678400, 41631800, 46950400, 47579200, 53288704, 60901376, 66610880, 76126720, 81356800, 83263600, 93900800, 95158400, 106577408, 121802752, 133221760, 152253440, 162713600, 166527200, 190316800, 213154816, 266443520, 304506880, 333054400, 380633600, 426309632, 532887040, 609013760, 666108800, 761267200, 852619264, 1065774080, 1332217600, 1522534400, 2131548160, 2664435200, 3045068800, 4263096320, 5328870400, 10657740800, 21315481600]

約数ペア:

[(1, 21315481600), (2, 10657740800), (4, 5328870400), (5, 4263096320), (7, 3045068800), (8, 2664435200), (10, 2131548160), (14, 1522534400), (16, 1332217600), (20, 1065774080), (25, 852619264), (28, 761267200), (32, 666108800), (35, 609013760), (40, 532887040), (50, 426309632), (56, 380633600), (64, 333054400), (70, 304506880), (80, 266443520), (100, 213154816), (112, 190316800), (128, 166527200), (131, 162713600), (140, 152253440), (160, 133221760), (175, 121802752), (200, 106577408), (224, 95158400), (227, 93900800), (256, 83263600), (262, 81356800), (280, 76126720), (320, 66610880), (350, 60901376), (400, 53288704), (448, 47579200), (454, 46950400), (512, 41631800), (524, 40678400), (560, 38063360), (640, 33305440), (655, 32542720), (700, 30450688), (800, 26644352), (896, 23789600), (908, 23475200), (917, 23244800), (1024, 20815900), (1048, 20339200), (1120, 19031680), (1135, 18780160), (1280, 16652720), (1310, 16271360), (1400, 15225344), (1589, 13414400), (1600, 13322176), (1792, 11894800), (1816, 11737600), (1834, 11622400), (2048, 10407950), (2096, 10169600), (2240, 9515840), (2270, 9390080), (2560, 8326360), (2620, 8135680), (2800, 7612672), (3178, 6707200), (3200, 6661088), (3275, 6508544), (3584, 5947400), (3632, 5868800), (3668, 5811200), (4096, 5203975), (4192, 5084800), (4480, 4757920), (4540, 4695040), (4585, 4648960), (5120, 4163180), (5240, 4067840), (5600, 3806336), (5675, 3756032), (6356, 3353600), (6400, 3330544), (6550, 3254272), (7168, 2973700), (7264, 2934400), (7336, 2905600), (7945, 2682880), (8384, 2542400), (8960, 2378960), (9080, 2347520), (9170, 2324480), (10240, 2081590), (10480, 2033920), (11200, 1903168), (11350, 1878016), (12712, 1676800), (12800, 1665272), (13100, 1627136), (14336, 1486850), (14528, 1467200), (14672, 1452800), (15890, 1341440), (16768, 1271200), (17920, 1189480), (18160, 1173760), (18340, 1162240), (20480, 1040795), (20960, 1016960), (22400, 951584), (22700, 939008), (22925, 929792), (25424, 838400), (25600, 832636), (26200, 813568), (28672, 743425), (29056, 733600), (29344, 726400), (29737, 716800), (31780, 670720), (33536, 635600), (35840, 594740), (36320, 586880), (36680, 581120), (39725, 536576), (41920, 508480), (44800, 475792), (45400, 469504), (45850, 464896), (50848, 419200), (51200, 416318), (52400, 406784), (58112, 366800), (58688, 363200), (59474, 358400), (63560, 335360), (67072, 317800), (71680, 297370), (72640, 293440), (73360, 290560), (79450, 268288), (83840, 254240), (89600, 237896), (90800, 234752), (91700, 232448), (101696, 209600), (102400, 208159), (104800, 203392), (116224, 183400), (117376, 181600), (118948, 179200), (127120, 167680), (134144, 158900), (143360, 148685), (145280, 146720)]