231523040

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{29531}}^1$

素因数の和:29560

約数の個数: 72

約数和(自身を含む): 636296472

約数和(自身を除く): 404773432

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 29531, 59062, 118124, 147655, 206717, 236248, 295310, 413434, 472496, 590620, 826868, 944992, 1033585, 1181240, 1447019, 1653736, 2067170, 2362480, 2894038, 3307472, 4134340, 4724960, 5788076, 6614944, 7235095, 8268680, 11576152, 14470190, 16537360, 23152304, 28940380, 33074720, 46304608, 57880760, 115761520, 231523040]

約数ペア:

[(1, 231523040), (2, 115761520), (4, 57880760), (5, 46304608), (7, 33074720), (8, 28940380), (10, 23152304), (14, 16537360), (16, 14470190), (20, 11576152), (28, 8268680), (32, 7235095), (35, 6614944), (40, 5788076), (49, 4724960), (56, 4134340), (70, 3307472), (80, 2894038), (98, 2362480), (112, 2067170), (140, 1653736), (160, 1447019), (196, 1181240), (224, 1033585), (245, 944992), (280, 826868), (392, 590620), (490, 472496), (560, 413434), (784, 295310), (980, 236248), (1120, 206717), (1568, 147655), (1960, 118124), (3920, 59062), (7840, 29531)]