218372480

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20071}}^1$

素因数の和:20107

約数の個数: 64

約数和(自身を含む): 552782880

約数和(自身を除く): 334410400

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 272, 320, 340, 544, 640, 680, 1088, 1360, 2176, 2720, 5440, 10880, 20071, 40142, 80284, 100355, 160568, 200710, 321136, 341207, 401420, 642272, 682414, 802840, 1284544, 1364828, 1605680, 1706035, 2569088, 2729656, 3211360, 3412070, 5459312, 6422720, 6824140, 10918624, 12845440, 13648280, 21837248, 27296560, 43674496, 54593120, 109186240, 218372480]

約数ペア:

[(1, 218372480), (2, 109186240), (4, 54593120), (5, 43674496), (8, 27296560), (10, 21837248), (16, 13648280), (17, 12845440), (20, 10918624), (32, 6824140), (34, 6422720), (40, 5459312), (64, 3412070), (68, 3211360), (80, 2729656), (85, 2569088), (128, 1706035), (136, 1605680), (160, 1364828), (170, 1284544), (272, 802840), (320, 682414), (340, 642272), (544, 401420), (640, 341207), (680, 321136), (1088, 200710), (1360, 160568), (2176, 100355), (2720, 80284), (5440, 40142), (10880, 20071)]