72728320

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{8117}}^1$

素因数の和:8145

約数の個数: 72

約数和(自身を含む): 199118304

約数和(自身を除く): 126389984

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, 8117, 8960, 16234, 32468, 40585, 56819, 64936, 81170, 113638, 129872, 162340, 227276, 259744, 284095, 324680, 454552, 519488, 568190, 649360, 909104, 1038976, 1136380, 1298720, 1818208, 2077952, 2272760, 2597440, 3636416, 4545520, 5194880, 7272832, 9091040, 10389760, 14545664, 18182080, 36364160, 72728320]

約数ペア:

[(1, 72728320), (2, 36364160), (4, 18182080), (5, 14545664), (7, 10389760), (8, 9091040), (10, 7272832), (14, 5194880), (16, 4545520), (20, 3636416), (28, 2597440), (32, 2272760), (35, 2077952), (40, 1818208), (56, 1298720), (64, 1136380), (70, 1038976), (80, 909104), (112, 649360), (128, 568190), (140, 519488), (160, 454552), (224, 324680), (256, 284095), (280, 259744), (320, 227276), (448, 162340), (560, 129872), (640, 113638), (896, 81170), (1120, 64936), (1280, 56819), (1792, 40585), (2240, 32468), (4480, 16234), (8117, 8960)]