643244160

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25771}}^1$

素因数の和:25806

約数の個数: 128

約数和(自身を含む): 2208144960

約数和(自身を除く): 1564900800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 780, 832, 960, 1040, 1248, 1560, 1664, 1920, 2080, 2496, 3120, 4160, 4992, 6240, 8320, 12480, 24960, 25771, 51542, 77313, 103084, 128855, 154626, 206168, 257710, 309252, 335023, 386565, 412336, 515420, 618504, 670046, 773130, 824672, 1005069, 1030840, 1237008, 1340092, 1546260, 1649344, 1675115, 2010138, 2061680, 2474016, 2680184, 3092520, 3298688, 3350230, 4020276, 4123360, 4948032, 5025345, 5360368, 6185040, 6700460, 8040552, 8246720, 9896064, 10050690, 10720736, 12370080, 13400920, 16081104, 16493440, 20101380, 21441472, 24740160, 26801840, 32162208, 40202760, 42882944, 49480320, 53603680, 64324416, 80405520, 107207360, 128648832, 160811040, 214414720, 321622080, 643244160]

約数ペア:

[(1, 643244160), (2, 321622080), (3, 214414720), (4, 160811040), (5, 128648832), (6, 107207360), (8, 80405520), (10, 64324416), (12, 53603680), (13, 49480320), (15, 42882944), (16, 40202760), (20, 32162208), (24, 26801840), (26, 24740160), (30, 21441472), (32, 20101380), (39, 16493440), (40, 16081104), (48, 13400920), (52, 12370080), (60, 10720736), (64, 10050690), (65, 9896064), (78, 8246720), (80, 8040552), (96, 6700460), (104, 6185040), (120, 5360368), (128, 5025345), (130, 4948032), (156, 4123360), (160, 4020276), (192, 3350230), (195, 3298688), (208, 3092520), (240, 2680184), (260, 2474016), (312, 2061680), (320, 2010138), (384, 1675115), (390, 1649344), (416, 1546260), (480, 1340092), (520, 1237008), (624, 1030840), (640, 1005069), (780, 824672), (832, 773130), (960, 670046), (1040, 618504), (1248, 515420), (1560, 412336), (1664, 386565), (1920, 335023), (2080, 309252), (2496, 257710), (3120, 206168), (4160, 154626), (4992, 128855), (6240, 103084), (8320, 77313), (12480, 51542), (24960, 25771)]