285806080

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{389}}^1$

素因数の和:460

約数の個数: 160

約数和(自身を含む): 804323520

約数和(自身を除く): 518517440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 56, 64, 70, 80, 82, 112, 128, 140, 160, 164, 205, 224, 256, 280, 287, 320, 328, 389, 410, 448, 512, 560, 574, 640, 656, 778, 820, 896, 1120, 1148, 1280, 1312, 1435, 1556, 1640, 1792, 1945, 2240, 2296, 2560, 2624, 2723, 2870, 3112, 3280, 3584, 3890, 4480, 4592, 5248, 5446, 5740, 6224, 6560, 7780, 8960, 9184, 10496, 10892, 11480, 12448, 13120, 13615, 15560, 15949, 17920, 18368, 20992, 21784, 22960, 24896, 26240, 27230, 31120, 31898, 36736, 43568, 45920, 49792, 52480, 54460, 62240, 63796, 73472, 79745, 87136, 91840, 99584, 104960, 108920, 111643, 124480, 127592, 146944, 159490, 174272, 183680, 199168, 217840, 223286, 248960, 255184, 318980, 348544, 367360, 435680, 446572, 497920, 510368, 558215, 637960, 697088, 734720, 871360, 893144, 995840, 1020736, 1116430, 1275920, 1394176, 1742720, 1786288, 2041472, 2232860, 2551840, 3485440, 3572576, 4082944, 4465720, 5103680, 6970880, 7145152, 8165888, 8931440, 10207360, 14290304, 17862880, 20414720, 28580608, 35725760, 40829440, 57161216, 71451520, 142903040, 285806080]

約数ペア:

[(1, 285806080), (2, 142903040), (4, 71451520), (5, 57161216), (7, 40829440), (8, 35725760), (10, 28580608), (14, 20414720), (16, 17862880), (20, 14290304), (28, 10207360), (32, 8931440), (35, 8165888), (40, 7145152), (41, 6970880), (56, 5103680), (64, 4465720), (70, 4082944), (80, 3572576), (82, 3485440), (112, 2551840), (128, 2232860), (140, 2041472), (160, 1786288), (164, 1742720), (205, 1394176), (224, 1275920), (256, 1116430), (280, 1020736), (287, 995840), (320, 893144), (328, 871360), (389, 734720), (410, 697088), (448, 637960), (512, 558215), (560, 510368), (574, 497920), (640, 446572), (656, 435680), (778, 367360), (820, 348544), (896, 318980), (1120, 255184), (1148, 248960), (1280, 223286), (1312, 217840), (1435, 199168), (1556, 183680), (1640, 174272), (1792, 159490), (1945, 146944), (2240, 127592), (2296, 124480), (2560, 111643), (2624, 108920), (2723, 104960), (2870, 99584), (3112, 91840), (3280, 87136), (3584, 79745), (3890, 73472), (4480, 63796), (4592, 62240), (5248, 54460), (5446, 52480), (5740, 49792), (6224, 45920), (6560, 43568), (7780, 36736), (8960, 31898), (9184, 31120), (10496, 27230), (10892, 26240), (11480, 24896), (12448, 22960), (13120, 21784), (13615, 20992), (15560, 18368), (15949, 17920)]