20721036384

素因数分解:

$2^5\times 3^4\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{1523}}^1$

素因数の和:1755

約数の個数: 240

約数和(自身を含む): 63431287920

約数和(自身を除く): 42710251536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 29, 32, 36, 48, 54, 58, 72, 81, 87, 96, 108, 116, 144, 162, 174, 181, 216, 232, 261, 288, 324, 348, 362, 432, 464, 522, 543, 648, 696, 724, 783, 864, 928, 1044, 1086, 1296, 1392, 1448, 1523, 1566, 1629, 2088, 2172, 2349, 2592, 2784, 2896, 3046, 3132, 3258, 4176, 4344, 4569, 4698, 4887, 5249, 5792, 6092, 6264, 6516, 8352, 8688, 9138, 9396, 9774, 10498, 12184, 12528, 13032, 13707, 14661, 15747, 17376, 18276, 18792, 19548, 20996, 24368, 25056, 26064, 27414, 29322, 31494, 36552, 37584, 39096, 41121, 41992, 44167, 47241, 48736, 52128, 54828, 58644, 62988, 73104, 75168, 78192, 82242, 83984, 88334, 94482, 109656, 117288, 123363, 125976, 132501, 141723, 146208, 156384, 164484, 167968, 176668, 188964, 219312, 234576, 246726, 251952, 265002, 275663, 283446, 328968, 353336, 377928, 397503, 425169, 438624, 469152, 493452, 503904, 530004, 551326, 566892, 657936, 706672, 755856, 795006, 826989, 850338, 986904, 1060008, 1102652, 1133784, 1192509, 1315872, 1413344, 1511712, 1590012, 1653978, 1700676, 1973808, 2120016, 2205304, 2267568, 2385018, 2480967, 3180024, 3307956, 3401352, 3577527, 3947616, 4240032, 4410608, 4535136, 4770036, 4961934, 6360048, 6615912, 6802704, 7155054, 7442901, 7994227, 8821216, 9540072, 9923868, 12720096, 13231824, 13605408, 14310108, 14885802, 15988454, 19080144, 19847736, 22328703, 23982681, 26463648, 28620216, 29771604, 31976908, 38160288, 39695472, 44657406, 47965362, 57240432, 59543208, 63953816, 71948043, 79390944, 89314812, 95930724, 114480864, 119086416, 127907632, 143896086, 178629624, 191861448, 215844129, 238172832, 255815264, 287792172, 357259248, 383722896, 431688258, 575584344, 647532387, 714518496, 767445792, 863376516, 1151168688, 1295064774, 1726753032, 2302337376, 2590129548, 3453506064, 5180259096, 6907012128, 10360518192, 20721036384]

約数ペア:

[(1, 20721036384), (2, 10360518192), (3, 6907012128), (4, 5180259096), (6, 3453506064), (8, 2590129548), (9, 2302337376), (12, 1726753032), (16, 1295064774), (18, 1151168688), (24, 863376516), (27, 767445792), (29, 714518496), (32, 647532387), (36, 575584344), (48, 431688258), (54, 383722896), (58, 357259248), (72, 287792172), (81, 255815264), (87, 238172832), (96, 215844129), (108, 191861448), (116, 178629624), (144, 143896086), (162, 127907632), (174, 119086416), (181, 114480864), (216, 95930724), (232, 89314812), (261, 79390944), (288, 71948043), (324, 63953816), (348, 59543208), (362, 57240432), (432, 47965362), (464, 44657406), (522, 39695472), (543, 38160288), (648, 31976908), (696, 29771604), (724, 28620216), (783, 26463648), (864, 23982681), (928, 22328703), (1044, 19847736), (1086, 19080144), (1296, 15988454), (1392, 14885802), (1448, 14310108), (1523, 13605408), (1566, 13231824), (1629, 12720096), (2088, 9923868), (2172, 9540072), (2349, 8821216), (2592, 7994227), (2784, 7442901), (2896, 7155054), (3046, 6802704), (3132, 6615912), (3258, 6360048), (4176, 4961934), (4344, 4770036), (4569, 4535136), (4698, 4410608), (4887, 4240032), (5249, 3947616), (5792, 3577527), (6092, 3401352), (6264, 3307956), (6516, 3180024), (8352, 2480967), (8688, 2385018), (9138, 2267568), (9396, 2205304), (9774, 2120016), (10498, 1973808), (12184, 1700676), (12528, 1653978), (13032, 1590012), (13707, 1511712), (14661, 1413344), (15747, 1315872), (17376, 1192509), (18276, 1133784), (18792, 1102652), (19548, 1060008), (20996, 986904), (24368, 850338), (25056, 826989), (26064, 795006), (27414, 755856), (29322, 706672), (31494, 657936), (36552, 566892), (37584, 551326), (39096, 530004), (41121, 503904), (41992, 493452), (44167, 469152), (47241, 438624), (48736, 425169), (52128, 397503), (54828, 377928), (58644, 353336), (62988, 328968), (73104, 283446), (75168, 275663), (78192, 265002), (82242, 251952), (83984, 246726), (88334, 234576), (94482, 219312), (109656, 188964), (117288, 176668), (123363, 167968), (125976, 164484), (132501, 156384), (141723, 146208)]