128212368

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{2213}}^1$

素因数の和:2312

約数の個数: 80

約数和(自身を含む): 355798656

約数和(自身を除く): 227586288

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 71, 102, 136, 142, 204, 213, 272, 284, 408, 426, 568, 816, 852, 1136, 1207, 1704, 2213, 2414, 3408, 3621, 4426, 4828, 6639, 7242, 8852, 9656, 13278, 14484, 17704, 19312, 26556, 28968, 35408, 37621, 53112, 57936, 75242, 106224, 112863, 150484, 157123, 225726, 300968, 314246, 451452, 471369, 601936, 628492, 902904, 942738, 1256984, 1805808, 1885476, 2513968, 2671091, 3770952, 5342182, 7541904, 8013273, 10684364, 16026546, 21368728, 32053092, 42737456, 64106184, 128212368]

約数ペア:

[(1, 128212368), (2, 64106184), (3, 42737456), (4, 32053092), (6, 21368728), (8, 16026546), (12, 10684364), (16, 8013273), (17, 7541904), (24, 5342182), (34, 3770952), (48, 2671091), (51, 2513968), (68, 1885476), (71, 1805808), (102, 1256984), (136, 942738), (142, 902904), (204, 628492), (213, 601936), (272, 471369), (284, 451452), (408, 314246), (426, 300968), (568, 225726), (816, 157123), (852, 150484), (1136, 112863), (1207, 106224), (1704, 75242), (2213, 57936), (2414, 53112), (3408, 37621), (3621, 35408), (4426, 28968), (4828, 26556), (6639, 19312), (7242, 17704), (8852, 14484), (9656, 13278)]