154965440

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{9883}}^1$

素因数の和:9914

約数の個数: 84

約数和(自身を含む): 429301656

約数和(自身を除く): 274336216

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 784, 980, 1120, 1568, 1960, 2240, 3136, 3920, 7840, 9883, 15680, 19766, 39532, 49415, 69181, 79064, 98830, 138362, 158128, 197660, 276724, 316256, 345905, 395320, 484267, 553448, 632512, 691810, 790640, 968534, 1106896, 1383620, 1581280, 1937068, 2213792, 2421335, 2767240, 3162560, 3874136, 4427584, 4842670, 5534480, 7748272, 9685340, 11068960, 15496544, 19370680, 22137920, 30993088, 38741360, 77482720, 154965440]

約数ペア:

[(1, 154965440), (2, 77482720), (4, 38741360), (5, 30993088), (7, 22137920), (8, 19370680), (10, 15496544), (14, 11068960), (16, 9685340), (20, 7748272), (28, 5534480), (32, 4842670), (35, 4427584), (40, 3874136), (49, 3162560), (56, 2767240), (64, 2421335), (70, 2213792), (80, 1937068), (98, 1581280), (112, 1383620), (140, 1106896), (160, 968534), (196, 790640), (224, 691810), (245, 632512), (280, 553448), (320, 484267), (392, 395320), (448, 345905), (490, 316256), (560, 276724), (784, 197660), (980, 158128), (1120, 138362), (1568, 98830), (1960, 79064), (2240, 69181), (3136, 49415), (3920, 39532), (7840, 19766), (9883, 15680)]