77396480

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{617}}^1$

素因数の和:654

約数の個数: 120

約数和(自身を含む): 216217188

約数和(自身を除く): 138820708

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 512, 560, 617, 640, 784, 896, 980, 1120, 1234, 1280, 1568, 1792, 1960, 2240, 2468, 2560, 3085, 3136, 3584, 3920, 4319, 4480, 4936, 6170, 6272, 7840, 8638, 8960, 9872, 12340, 12544, 15680, 17276, 17920, 19744, 21595, 24680, 25088, 30233, 31360, 34552, 39488, 43190, 49360, 60466, 62720, 69104, 78976, 86380, 98720, 120932, 125440, 138208, 151165, 157952, 172760, 197440, 241864, 276416, 302330, 315904, 345520, 394880, 483728, 552832, 604660, 691040, 789760, 967456, 1105664, 1209320, 1382080, 1579520, 1934912, 2211328, 2418640, 2764160, 3869824, 4837280, 5528320, 7739648, 9674560, 11056640, 15479296, 19349120, 38698240, 77396480]

約数ペア:

[(1, 77396480), (2, 38698240), (4, 19349120), (5, 15479296), (7, 11056640), (8, 9674560), (10, 7739648), (14, 5528320), (16, 4837280), (20, 3869824), (28, 2764160), (32, 2418640), (35, 2211328), (40, 1934912), (49, 1579520), (56, 1382080), (64, 1209320), (70, 1105664), (80, 967456), (98, 789760), (112, 691040), (128, 604660), (140, 552832), (160, 483728), (196, 394880), (224, 345520), (245, 315904), (256, 302330), (280, 276416), (320, 241864), (392, 197440), (448, 172760), (490, 157952), (512, 151165), (560, 138208), (617, 125440), (640, 120932), (784, 98720), (896, 86380), (980, 78976), (1120, 69104), (1234, 62720), (1280, 60466), (1568, 49360), (1792, 43190), (1960, 39488), (2240, 34552), (2468, 31360), (2560, 30233), (3085, 25088), (3136, 24680), (3584, 21595), (3920, 19744), (4319, 17920), (4480, 17276), (4936, 15680), (6170, 12544), (6272, 12340), (7840, 9872), (8638, 8960)]