189620480

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{21163}}^1$

素因数の和:21191

約数の個数: 72

約数和(自身を含む): 519110592

約数和(自身を除く): 329490112

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8960, 21163, 42326, 84652, 105815, 148141, 169304, 211630, 296282, 338608, 423260, 592564, 677216, 740705, 846520, 1185128, 1354432, 1481410, 1693040, 2370256, 2708864, 2962820, 3386080, 4740512, 5417728, 5925640, 6772160, 9481024, 11851280, 13544320, 18962048, 23702560, 27088640, 37924096, 47405120, 94810240, 189620480]

約数ペア:

[(1, 189620480), (2, 94810240), (4, 47405120), (5, 37924096), (7, 27088640), (8, 23702560), (10, 18962048), (14, 13544320), (16, 11851280), (20, 9481024), (28, 6772160), (32, 5925640), (35, 5417728), (40, 4740512), (56, 3386080), (64, 2962820), (70, 2708864), (80, 2370256), (112, 1693040), (128, 1481410), (140, 1354432), (160, 1185128), (224, 846520), (256, 740705), (280, 677216), (320, 592564), (448, 423260), (560, 338608), (640, 296282), (896, 211630), (1120, 169304), (1280, 148141), (1792, 105815), (2240, 84652), (4480, 42326), (8960, 21163)]