248367088

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{311}}^1$

素因数の和:446

約数の個数: 80

約数和(自身を含む): 529251840

約数和(自身を除く): 280884752

約数列:

[1, 2, 4, 8, 16, 19, 37, 38, 71, 74, 76, 142, 148, 152, 284, 296, 304, 311, 568, 592, 622, 703, 1136, 1244, 1349, 1406, 2488, 2627, 2698, 2812, 4976, 5254, 5396, 5624, 5909, 10508, 10792, 11248, 11507, 11818, 21016, 21584, 22081, 23014, 23636, 42032, 44162, 46028, 47272, 49913, 88324, 92056, 94544, 99826, 176648, 184112, 199652, 218633, 353296, 399304, 419539, 437266, 798608, 816997, 839078, 874532, 1633994, 1678156, 1749064, 3267988, 3356312, 3498128, 6535976, 6712624, 13071952, 15522943, 31045886, 62091772, 124183544, 248367088]

約数ペア:

[(1, 248367088), (2, 124183544), (4, 62091772), (8, 31045886), (16, 15522943), (19, 13071952), (37, 6712624), (38, 6535976), (71, 3498128), (74, 3356312), (76, 3267988), (142, 1749064), (148, 1678156), (152, 1633994), (284, 874532), (296, 839078), (304, 816997), (311, 798608), (568, 437266), (592, 419539), (622, 399304), (703, 353296), (1136, 218633), (1244, 199652), (1349, 184112), (1406, 176648), (2488, 99826), (2627, 94544), (2698, 92056), (2812, 88324), (4976, 49913), (5254, 47272), (5396, 46028), (5624, 44162), (5909, 42032), (10508, 23636), (10792, 23014), (11248, 22081), (11507, 21584), (11818, 21016)]