81927360

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{28447}}^1$

素因数の和:28470

約数の個数: 84

約数和(自身を含む): 281805888

約数和(自身を除く): 199878528

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 28447, 56894, 85341, 113788, 142235, 170682, 227576, 256023, 284470, 341364, 426705, 455152, 512046, 568940, 682728, 853410, 910304, 1024092, 1137880, 1280115, 1365456, 1706820, 1820608, 2048184, 2275760, 2560230, 2730912, 3413640, 4096368, 4551520, 5120460, 5461824, 6827280, 8192736, 9103040, 10240920, 13654560, 16385472, 20481840, 27309120, 40963680, 81927360]

約数ペア:

[(1, 81927360), (2, 40963680), (3, 27309120), (4, 20481840), (5, 16385472), (6, 13654560), (8, 10240920), (9, 9103040), (10, 8192736), (12, 6827280), (15, 5461824), (16, 5120460), (18, 4551520), (20, 4096368), (24, 3413640), (30, 2730912), (32, 2560230), (36, 2275760), (40, 2048184), (45, 1820608), (48, 1706820), (60, 1365456), (64, 1280115), (72, 1137880), (80, 1024092), (90, 910304), (96, 853410), (120, 682728), (144, 568940), (160, 512046), (180, 455152), (192, 426705), (240, 341364), (288, 284470), (320, 256023), (360, 227576), (480, 170682), (576, 142235), (720, 113788), (960, 85341), (1440, 56894), (2880, 28447)]