161303208

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{283}}^1$

素因数の和:447

約数の個数: 128

約数和(自身を含む): 471121920

約数和(自身を除く): 309818712

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 17, 22, 24, 33, 34, 44, 51, 66, 68, 88, 102, 127, 132, 136, 187, 204, 254, 264, 283, 374, 381, 408, 508, 561, 566, 748, 762, 849, 1016, 1122, 1132, 1397, 1496, 1524, 1698, 2159, 2244, 2264, 2794, 3048, 3113, 3396, 4191, 4318, 4488, 4811, 5588, 6226, 6477, 6792, 8382, 8636, 9339, 9622, 11176, 12452, 12954, 14433, 16764, 17272, 18678, 19244, 23749, 24904, 25908, 28866, 33528, 35941, 37356, 38488, 47498, 51816, 52921, 57732, 71247, 71882, 74712, 94996, 105842, 107823, 115464, 142494, 143764, 158763, 189992, 211684, 215646, 284988, 287528, 317526, 395351, 423368, 431292, 569976, 610997, 635052, 790702, 862584, 1186053, 1221994, 1270104, 1581404, 1832991, 2372106, 2443988, 3162808, 3665982, 4744212, 4887976, 6720967, 7331964, 9488424, 13441934, 14663928, 20162901, 26883868, 40325802, 53767736, 80651604, 161303208]

約数ペア:

[(1, 161303208), (2, 80651604), (3, 53767736), (4, 40325802), (6, 26883868), (8, 20162901), (11, 14663928), (12, 13441934), (17, 9488424), (22, 7331964), (24, 6720967), (33, 4887976), (34, 4744212), (44, 3665982), (51, 3162808), (66, 2443988), (68, 2372106), (88, 1832991), (102, 1581404), (127, 1270104), (132, 1221994), (136, 1186053), (187, 862584), (204, 790702), (254, 635052), (264, 610997), (283, 569976), (374, 431292), (381, 423368), (408, 395351), (508, 317526), (561, 287528), (566, 284988), (748, 215646), (762, 211684), (849, 189992), (1016, 158763), (1122, 143764), (1132, 142494), (1397, 115464), (1496, 107823), (1524, 105842), (1698, 94996), (2159, 74712), (2244, 71882), (2264, 71247), (2794, 57732), (3048, 52921), (3113, 51816), (3396, 47498), (4191, 38488), (4318, 37356), (4488, 35941), (4811, 33528), (5588, 28866), (6226, 25908), (6477, 24904), (6792, 23749), (8382, 19244), (8636, 18678), (9339, 17272), (9622, 16764), (11176, 14433), (12452, 12954)]