84217760

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{439}}^1$

素因数の和:574

約数の個数: 96

約数和(自身を含む): 219542400

約数和(自身を除く): 135324640

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 109, 110, 160, 176, 218, 220, 352, 436, 439, 440, 545, 872, 878, 880, 1090, 1199, 1744, 1756, 1760, 2180, 2195, 2398, 3488, 3512, 4360, 4390, 4796, 4829, 5995, 7024, 8720, 8780, 9592, 9658, 11990, 14048, 17440, 17560, 19184, 19316, 23980, 24145, 35120, 38368, 38632, 47851, 47960, 48290, 70240, 77264, 95702, 95920, 96580, 154528, 191404, 191840, 193160, 239255, 382808, 386320, 478510, 526361, 765616, 772640, 957020, 1052722, 1531232, 1914040, 2105444, 2631805, 3828080, 4210888, 5263610, 7656160, 8421776, 10527220, 16843552, 21054440, 42108880, 84217760]

約数ペア:

[(1, 84217760), (2, 42108880), (4, 21054440), (5, 16843552), (8, 10527220), (10, 8421776), (11, 7656160), (16, 5263610), (20, 4210888), (22, 3828080), (32, 2631805), (40, 2105444), (44, 1914040), (55, 1531232), (80, 1052722), (88, 957020), (109, 772640), (110, 765616), (160, 526361), (176, 478510), (218, 386320), (220, 382808), (352, 239255), (436, 193160), (439, 191840), (440, 191404), (545, 154528), (872, 96580), (878, 95920), (880, 95702), (1090, 77264), (1199, 70240), (1744, 48290), (1756, 47960), (1760, 47851), (2180, 38632), (2195, 38368), (2398, 35120), (3488, 24145), (3512, 23980), (4360, 19316), (4390, 19184), (4796, 17560), (4829, 17440), (5995, 14048), (7024, 11990), (8720, 9658), (8780, 9592)]