88336640

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{9859}}^1$

素因数の和:9887

約数の個数: 72

約数和(自身を含む): 241846080

約数和(自身を除く): 153509440

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, 9859, 19718, 39436, 49295, 69013, 78872, 98590, 138026, 157744, 197180, 276052, 315488, 345065, 394360, 552104, 630976, 690130, 788720, 1104208, 1261952, 1380260, 1577440, 2208416, 2523904, 2760520, 3154880, 4416832, 5521040, 6309760, 8833664, 11042080, 12619520, 17667328, 22084160, 44168320, 88336640]

約数ペア:

[(1, 88336640), (2, 44168320), (4, 22084160), (5, 17667328), (7, 12619520), (8, 11042080), (10, 8833664), (14, 6309760), (16, 5521040), (20, 4416832), (28, 3154880), (32, 2760520), (35, 2523904), (40, 2208416), (56, 1577440), (64, 1380260), (70, 1261952), (80, 1104208), (112, 788720), (128, 690130), (140, 630976), (160, 552104), (224, 394360), (256, 345065), (280, 315488), (320, 276052), (448, 197180), (560, 157744), (640, 138026), (896, 98590), (1120, 78872), (1280, 69013), (1792, 49295), (2240, 39436), (4480, 19718), (8960, 9859)]