153123040

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{19531}}^1$

素因数の和:19560

約数の個数: 72

約数和(自身を含む): 420836472

約数和(自身を除く): 267713432

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, 19531, 39062, 78124, 97655, 136717, 156248, 195310, 273434, 312496, 390620, 546868, 624992, 683585, 781240, 957019, 1093736, 1367170, 1562480, 1914038, 2187472, 2734340, 3124960, 3828076, 4374944, 4785095, 5468680, 7656152, 9570190, 10937360, 15312304, 19140380, 21874720, 30624608, 38280760, 76561520, 153123040]

約数ペア:

[(1, 153123040), (2, 76561520), (4, 38280760), (5, 30624608), (7, 21874720), (8, 19140380), (10, 15312304), (14, 10937360), (16, 9570190), (20, 7656152), (28, 5468680), (32, 4785095), (35, 4374944), (40, 3828076), (49, 3124960), (56, 2734340), (70, 2187472), (80, 1914038), (98, 1562480), (112, 1367170), (140, 1093736), (160, 957019), (196, 781240), (224, 683585), (245, 624992), (280, 546868), (392, 390620), (490, 312496), (560, 273434), (784, 195310), (980, 156248), (1120, 136717), (1568, 97655), (1960, 78124), (3920, 39062), (7840, 19531)]