142903040

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{389}}^1$

素因数の和:458

約数の個数: 144

約数和(自身を含む): 401768640

約数和(自身を除く): 258865600

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, 560, 574, 640, 656, 778, 820, 896, 1120, 1148, 1280, 1312, 1435, 1556, 1640, 1792, 1945, 2240, 2296, 2624, 2723, 2870, 3112, 3280, 3890, 4480, 4592, 5248, 5446, 5740, 6224, 6560, 7780, 8960, 9184, 10496, 10892, 11480, 12448, 13120, 13615, 15560, 15949, 18368, 21784, 22960, 24896, 26240, 27230, 31120, 31898, 36736, 43568, 45920, 49792, 52480, 54460, 62240, 63796, 73472, 79745, 87136, 91840, 99584, 108920, 111643, 124480, 127592, 159490, 174272, 183680, 217840, 223286, 248960, 255184, 318980, 348544, 367360, 435680, 446572, 497920, 510368, 558215, 637960, 697088, 871360, 893144, 1020736, 1116430, 1275920, 1742720, 1786288, 2041472, 2232860, 2551840, 3485440, 3572576, 4082944, 4465720, 5103680, 7145152, 8931440, 10207360, 14290304, 17862880, 20414720, 28580608, 35725760, 71451520, 142903040]

約数ペア:

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