15154720

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{1933}}^1$

素因数の和:1962

約数の個数: 72

約数和(自身を含む): 41669964

約数和(自身を除く): 26515244

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, 1933, 1960, 3866, 3920, 7732, 7840, 9665, 13531, 15464, 19330, 27062, 30928, 38660, 54124, 61856, 67655, 77320, 94717, 108248, 135310, 154640, 189434, 216496, 270620, 309280, 378868, 432992, 473585, 541240, 757736, 947170, 1082480, 1515472, 1894340, 2164960, 3030944, 3788680, 7577360, 15154720]

約数ペア:

[(1, 15154720), (2, 7577360), (4, 3788680), (5, 3030944), (7, 2164960), (8, 1894340), (10, 1515472), (14, 1082480), (16, 947170), (20, 757736), (28, 541240), (32, 473585), (35, 432992), (40, 378868), (49, 309280), (56, 270620), (70, 216496), (80, 189434), (98, 154640), (112, 135310), (140, 108248), (160, 94717), (196, 77320), (224, 67655), (245, 61856), (280, 54124), (392, 38660), (490, 30928), (560, 27062), (784, 19330), (980, 15464), (1120, 13531), (1568, 9665), (1933, 7840), (1960, 7732), (3866, 3920)]