21727230720

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{1373}}^1$

素因数の和:1727

約数の個数: 288

約数和(自身を含む): 75019476672

約数和(自身を除く): 53292245952

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 317, 320, 384, 390, 416, 480, 520, 624, 634, 640, 768, 780, 832, 951, 960, 1040, 1248, 1268, 1280, 1373, 1560, 1585, 1664, 1902, 1920, 2080, 2496, 2536, 2746, 3120, 3170, 3328, 3804, 3840, 4119, 4121, 4160, 4755, 4992, 5072, 5492, 6240, 6340, 6865, 7608, 8238, 8242, 8320, 9510, 9984, 10144, 10984, 12363, 12480, 12680, 13730, 15216, 16476, 16484, 16640, 17849, 19020, 20288, 20595, 20605, 21968, 24726, 24960, 25360, 27460, 30432, 32952, 32968, 35698, 38040, 40576, 41190, 41210, 43936, 49452, 49920, 50720, 53547, 54920, 60864, 61815, 65904, 65936, 71396, 76080, 81152, 82380, 82420, 87872, 89245, 98904, 101440, 107094, 109840, 121728, 123630, 131808, 131872, 142792, 152160, 164760, 164840, 175744, 178490, 197808, 202880, 214188, 219680, 243456, 247260, 263616, 263744, 267735, 285584, 304320, 329520, 329680, 351488, 356980, 395616, 405760, 428376, 435241, 439360, 494520, 527232, 527488, 535470, 571168, 608640, 659040, 659360, 713960, 791232, 856752, 870482, 878720, 989040, 1054464, 1054976, 1070940, 1142336, 1217280, 1305723, 1318080, 1318720, 1427920, 1582464, 1713504, 1740964, 1757440, 1978080, 2141880, 2176205, 2284672, 2611446, 2636160, 2637440, 2855840, 3164928, 3427008, 3481928, 3956160, 4283760, 4352410, 4569344, 5222892, 5272320, 5274880, 5658133, 5711680, 6528615, 6854016, 6963856, 7912320, 8567520, 8704820, 10445784, 11316266, 11423360, 13057230, 13708032, 13927712, 15824640, 16974399, 17135040, 17409640, 20891568, 22632532, 22846720, 26114460, 27855424, 28290665, 33948798, 34270080, 34819280, 41783136, 45265064, 52228920, 55710848, 56581330, 67897596, 68540160, 69638560, 83566272, 84871995, 90530128, 104457840, 111421696, 113162660, 135795192, 139277120, 167132544, 169743990, 181060256, 208915680, 226325320, 271590384, 278554240, 334265088, 339487980, 362120512, 417831360, 452650640, 543180768, 557108480, 678975960, 724241024, 835662720, 905301280, 1086361536, 1357951920, 1448482048, 1671325440, 1810602560, 2172723072, 2715903840, 3621205120, 4345446144, 5431807680, 7242410240, 10863615360, 21727230720]

約数ペア:

[(1, 21727230720), (2, 10863615360), (3, 7242410240), (4, 5431807680), (5, 4345446144), (6, 3621205120), (8, 2715903840), (10, 2172723072), (12, 1810602560), (13, 1671325440), (15, 1448482048), (16, 1357951920), (20, 1086361536), (24, 905301280), (26, 835662720), (30, 724241024), (32, 678975960), (39, 557108480), (40, 543180768), (48, 452650640), (52, 417831360), (60, 362120512), (64, 339487980), (65, 334265088), (78, 278554240), (80, 271590384), (96, 226325320), (104, 208915680), (120, 181060256), (128, 169743990), (130, 167132544), (156, 139277120), (160, 135795192), (192, 113162660), (195, 111421696), (208, 104457840), (240, 90530128), (256, 84871995), (260, 83566272), (312, 69638560), (317, 68540160), (320, 67897596), (384, 56581330), (390, 55710848), (416, 52228920), (480, 45265064), (520, 41783136), (624, 34819280), (634, 34270080), (640, 33948798), (768, 28290665), (780, 27855424), (832, 26114460), (951, 22846720), (960, 22632532), (1040, 20891568), (1248, 17409640), (1268, 17135040), (1280, 16974399), (1373, 15824640), (1560, 13927712), (1585, 13708032), (1664, 13057230), (1902, 11423360), (1920, 11316266), (2080, 10445784), (2496, 8704820), (2536, 8567520), (2746, 7912320), (3120, 6963856), (3170, 6854016), (3328, 6528615), (3804, 5711680), (3840, 5658133), (4119, 5274880), (4121, 5272320), (4160, 5222892), (4755, 4569344), (4992, 4352410), (5072, 4283760), (5492, 3956160), (6240, 3481928), (6340, 3427008), (6865, 3164928), (7608, 2855840), (8238, 2637440), (8242, 2636160), (8320, 2611446), (9510, 2284672), (9984, 2176205), (10144, 2141880), (10984, 1978080), (12363, 1757440), (12480, 1740964), (12680, 1713504), (13730, 1582464), (15216, 1427920), (16476, 1318720), (16484, 1318080), (16640, 1305723), (17849, 1217280), (19020, 1142336), (20288, 1070940), (20595, 1054976), (20605, 1054464), (21968, 989040), (24726, 878720), (24960, 870482), (25360, 856752), (27460, 791232), (30432, 713960), (32952, 659360), (32968, 659040), (35698, 608640), (38040, 571168), (40576, 535470), (41190, 527488), (41210, 527232), (43936, 494520), (49452, 439360), (49920, 435241), (50720, 428376), (53547, 405760), (54920, 395616), (60864, 356980), (61815, 351488), (65904, 329680), (65936, 329520), (71396, 304320), (76080, 285584), (81152, 267735), (82380, 263744), (82420, 263616), (87872, 247260), (89245, 243456), (98904, 219680), (101440, 214188), (107094, 202880), (109840, 197808), (121728, 178490), (123630, 175744), (131808, 164840), (131872, 164760), (142792, 152160)]