20682726400

素因数分解:

$2^{10}\times 5^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{547}}^1$

素因数の和:795

約数の個数: 264

約数和(自身を含む): 58977443456

約数和(自身を除く): 38294717056

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, 140, 160, 175, 200, 211, 224, 256, 280, 320, 350, 400, 422, 448, 512, 547, 560, 640, 700, 800, 844, 896, 1024, 1055, 1094, 1120, 1280, 1400, 1477, 1600, 1688, 1792, 2110, 2188, 2240, 2560, 2735, 2800, 2954, 3200, 3376, 3584, 3829, 4220, 4376, 4480, 5120, 5275, 5470, 5600, 5908, 6400, 6752, 7168, 7385, 7658, 8440, 8752, 8960, 10550, 10940, 11200, 11816, 12800, 13504, 13675, 14770, 15316, 16880, 17504, 17920, 19145, 21100, 21880, 22400, 23632, 25600, 27008, 27350, 29540, 30632, 33760, 35008, 35840, 36925, 38290, 42200, 43760, 44800, 47264, 54016, 54700, 59080, 61264, 67520, 70016, 73850, 76580, 84400, 87520, 89600, 94528, 95725, 108032, 109400, 115417, 118160, 122528, 135040, 140032, 147700, 153160, 168800, 175040, 179200, 189056, 191450, 216064, 218800, 230834, 236320, 245056, 270080, 280064, 295400, 306320, 337600, 350080, 378112, 382900, 437600, 461668, 472640, 490112, 540160, 560128, 577085, 590800, 612640, 675200, 700160, 756224, 765800, 807919, 875200, 923336, 945280, 980224, 1080320, 1154170, 1181600, 1225280, 1350400, 1400320, 1512448, 1531600, 1615838, 1750400, 1846672, 1890560, 1960448, 2308340, 2363200, 2450560, 2700800, 2800640, 2885425, 3063200, 3231676, 3500800, 3693344, 3781120, 3920896, 4039595, 4616680, 4726400, 4901120, 5401600, 5770850, 6126400, 6463352, 7001600, 7386688, 7562240, 8079190, 9233360, 9452800, 9802240, 11541700, 12252800, 12926704, 14003200, 14773376, 16158380, 18466720, 18905600, 19604480, 20197975, 23083400, 24505600, 25853408, 29546752, 32316760, 36933440, 37811200, 40395950, 46166800, 49011200, 51706816, 59093504, 64633520, 73866880, 80791900, 92333600, 98022400, 103413632, 118187008, 129267040, 147733760, 161583800, 184667200, 206827264, 258534080, 295467520, 323167600, 369334400, 413654528, 517068160, 590935040, 646335200, 738668800, 827309056, 1034136320, 1292670400, 1477337600, 2068272640, 2585340800, 2954675200, 4136545280, 5170681600, 10341363200, 20682726400]

約数ペア:

[(1, 20682726400), (2, 10341363200), (4, 5170681600), (5, 4136545280), (7, 2954675200), (8, 2585340800), (10, 2068272640), (14, 1477337600), (16, 1292670400), (20, 1034136320), (25, 827309056), (28, 738668800), (32, 646335200), (35, 590935040), (40, 517068160), (50, 413654528), (56, 369334400), (64, 323167600), (70, 295467520), (80, 258534080), (100, 206827264), (112, 184667200), (128, 161583800), (140, 147733760), (160, 129267040), (175, 118187008), (200, 103413632), (211, 98022400), (224, 92333600), (256, 80791900), (280, 73866880), (320, 64633520), (350, 59093504), (400, 51706816), (422, 49011200), (448, 46166800), (512, 40395950), (547, 37811200), (560, 36933440), (640, 32316760), (700, 29546752), (800, 25853408), (844, 24505600), (896, 23083400), (1024, 20197975), (1055, 19604480), (1094, 18905600), (1120, 18466720), (1280, 16158380), (1400, 14773376), (1477, 14003200), (1600, 12926704), (1688, 12252800), (1792, 11541700), (2110, 9802240), (2188, 9452800), (2240, 9233360), (2560, 8079190), (2735, 7562240), (2800, 7386688), (2954, 7001600), (3200, 6463352), (3376, 6126400), (3584, 5770850), (3829, 5401600), (4220, 4901120), (4376, 4726400), (4480, 4616680), (5120, 4039595), (5275, 3920896), (5470, 3781120), (5600, 3693344), (5908, 3500800), (6400, 3231676), (6752, 3063200), (7168, 2885425), (7385, 2800640), (7658, 2700800), (8440, 2450560), (8752, 2363200), (8960, 2308340), (10550, 1960448), (10940, 1890560), (11200, 1846672), (11816, 1750400), (12800, 1615838), (13504, 1531600), (13675, 1512448), (14770, 1400320), (15316, 1350400), (16880, 1225280), (17504, 1181600), (17920, 1154170), (19145, 1080320), (21100, 980224), (21880, 945280), (22400, 923336), (23632, 875200), (25600, 807919), (27008, 765800), (27350, 756224), (29540, 700160), (30632, 675200), (33760, 612640), (35008, 590800), (35840, 577085), (36925, 560128), (38290, 540160), (42200, 490112), (43760, 472640), (44800, 461668), (47264, 437600), (54016, 382900), (54700, 378112), (59080, 350080), (61264, 337600), (67520, 306320), (70016, 295400), (73850, 280064), (76580, 270080), (84400, 245056), (87520, 236320), (89600, 230834), (94528, 218800), (95725, 216064), (108032, 191450), (109400, 189056), (115417, 179200), (118160, 175040), (122528, 168800), (135040, 153160), (140032, 147700)]