328261760

素因数分解:

$2^7\times 5^1\times {\mathrm{353}}^1\times {\mathrm{1453}}^1$

素因数の和:1825

約数の個数: 64

約数和(自身を含む): 787515480

約数和(自身を除く): 459253720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 353, 640, 706, 1412, 1453, 1765, 2824, 2906, 3530, 5648, 5812, 7060, 7265, 11296, 11624, 14120, 14530, 22592, 23248, 28240, 29060, 45184, 46496, 56480, 58120, 92992, 112960, 116240, 185984, 225920, 232480, 464960, 512909, 929920, 1025818, 2051636, 2564545, 4103272, 5129090, 8206544, 10258180, 16413088, 20516360, 32826176, 41032720, 65652352, 82065440, 164130880, 328261760]

約数ペア:

[(1, 328261760), (2, 164130880), (4, 82065440), (5, 65652352), (8, 41032720), (10, 32826176), (16, 20516360), (20, 16413088), (32, 10258180), (40, 8206544), (64, 5129090), (80, 4103272), (128, 2564545), (160, 2051636), (320, 1025818), (353, 929920), (640, 512909), (706, 464960), (1412, 232480), (1453, 225920), (1765, 185984), (2824, 116240), (2906, 112960), (3530, 92992), (5648, 58120), (5812, 56480), (7060, 46496), (7265, 45184), (11296, 29060), (11624, 28240), (14120, 23248), (14530, 22592)]