304846720

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{28019}}^1$

素因数の和:28055

約数の個数: 64

約数和(自身を含む): 771670800

約数和(自身を除く): 466824080

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, 28019, 56038, 112076, 140095, 224152, 280190, 448304, 476323, 560380, 896608, 952646, 1120760, 1793216, 1905292, 2241520, 2381615, 3586432, 3810584, 4483040, 4763230, 7621168, 8966080, 9526460, 15242336, 17932160, 19052920, 30484672, 38105840, 60969344, 76211680, 152423360, 304846720]

約数ペア:

[(1, 304846720), (2, 152423360), (4, 76211680), (5, 60969344), (8, 38105840), (10, 30484672), (16, 19052920), (17, 17932160), (20, 15242336), (32, 9526460), (34, 8966080), (40, 7621168), (64, 4763230), (68, 4483040), (80, 3810584), (85, 3586432), (128, 2381615), (136, 2241520), (160, 1905292), (170, 1793216), (272, 1120760), (320, 952646), (340, 896608), (544, 560380), (640, 476323), (680, 448304), (1088, 280190), (1360, 224152), (2176, 140095), (2720, 112076), (5440, 56038), (10880, 28019)]