379912960

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{389}}^1$

素因数の和:526

約数の個数: 144

約数和(自身を含む): 1052251200

約数和(自身を除く): 672338240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 109, 112, 128, 140, 160, 218, 224, 256, 280, 320, 389, 436, 448, 545, 560, 640, 763, 778, 872, 896, 1090, 1120, 1280, 1526, 1556, 1744, 1792, 1945, 2180, 2240, 2723, 3052, 3112, 3488, 3815, 3890, 4360, 4480, 5446, 6104, 6224, 6976, 7630, 7780, 8720, 8960, 10892, 12208, 12448, 13615, 13952, 15260, 15560, 17440, 21784, 24416, 24896, 27230, 27904, 30520, 31120, 34880, 42401, 43568, 48832, 49792, 54460, 61040, 62240, 69760, 84802, 87136, 97664, 99584, 108920, 122080, 124480, 139520, 169604, 174272, 195328, 212005, 217840, 244160, 248960, 296807, 339208, 348544, 424010, 435680, 488320, 497920, 593614, 678416, 697088, 848020, 871360, 976640, 1187228, 1356832, 1484035, 1696040, 1742720, 2374456, 2713664, 2968070, 3392080, 3485440, 4748912, 5427328, 5936140, 6784160, 9497824, 10854656, 11872280, 13568320, 18995648, 23744560, 27136640, 37991296, 47489120, 54273280, 75982592, 94978240, 189956480, 379912960]

約数ペア:

[(1, 379912960), (2, 189956480), (4, 94978240), (5, 75982592), (7, 54273280), (8, 47489120), (10, 37991296), (14, 27136640), (16, 23744560), (20, 18995648), (28, 13568320), (32, 11872280), (35, 10854656), (40, 9497824), (56, 6784160), (64, 5936140), (70, 5427328), (80, 4748912), (109, 3485440), (112, 3392080), (128, 2968070), (140, 2713664), (160, 2374456), (218, 1742720), (224, 1696040), (256, 1484035), (280, 1356832), (320, 1187228), (389, 976640), (436, 871360), (448, 848020), (545, 697088), (560, 678416), (640, 593614), (763, 497920), (778, 488320), (872, 435680), (896, 424010), (1090, 348544), (1120, 339208), (1280, 296807), (1526, 248960), (1556, 244160), (1744, 217840), (1792, 212005), (1945, 195328), (2180, 174272), (2240, 169604), (2723, 139520), (3052, 124480), (3112, 122080), (3488, 108920), (3815, 99584), (3890, 97664), (4360, 87136), (4480, 84802), (5446, 69760), (6104, 62240), (6224, 61040), (6976, 54460), (7630, 49792), (7780, 48832), (8720, 43568), (8960, 42401), (10892, 34880), (12208, 31120), (12448, 30520), (13615, 27904), (13952, 27230), (15260, 24896), (15560, 24416), (17440, 21784)]