128909144

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:349

約数の個数: 96

約数和(自身を含む): 305946720

約数和(自身を除く): 177037576

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 53, 56, 91, 104, 106, 169, 182, 212, 257, 338, 364, 371, 424, 514, 676, 689, 728, 742, 1028, 1183, 1352, 1378, 1484, 1799, 2056, 2366, 2756, 2968, 3341, 3598, 4732, 4823, 5512, 6682, 7196, 8957, 9464, 9646, 13364, 13621, 14392, 17914, 19292, 23387, 26728, 27242, 35828, 38584, 43433, 46774, 54484, 62699, 71656, 86866, 93548, 95347, 108968, 125398, 173732, 177073, 187096, 190694, 250796, 304031, 347464, 354146, 381388, 501592, 608062, 708292, 762776, 1216124, 1239511, 1416584, 2301949, 2432248, 2479022, 4603898, 4958044, 9207796, 9916088, 16113643, 18415592, 32227286, 64454572, 128909144]

約数ペア:

[(1, 128909144), (2, 64454572), (4, 32227286), (7, 18415592), (8, 16113643), (13, 9916088), (14, 9207796), (26, 4958044), (28, 4603898), (52, 2479022), (53, 2432248), (56, 2301949), (91, 1416584), (104, 1239511), (106, 1216124), (169, 762776), (182, 708292), (212, 608062), (257, 501592), (338, 381388), (364, 354146), (371, 347464), (424, 304031), (514, 250796), (676, 190694), (689, 187096), (728, 177073), (742, 173732), (1028, 125398), (1183, 108968), (1352, 95347), (1378, 93548), (1484, 86866), (1799, 71656), (2056, 62699), (2366, 54484), (2756, 46774), (2968, 43433), (3341, 38584), (3598, 35828), (4732, 27242), (4823, 26728), (5512, 23387), (6682, 19292), (7196, 17914), (8957, 14392), (9464, 13621), (9646, 13364)]