161893452

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{337}}^1$

素因数の和:420

約数の個数: 144

約数和(自身を含む): 474714240

約数和(自身を除く): 312820788

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 43, 49, 57, 76, 84, 86, 98, 114, 129, 133, 147, 172, 196, 228, 258, 266, 294, 301, 337, 399, 516, 532, 588, 602, 674, 798, 817, 903, 931, 1011, 1204, 1348, 1596, 1634, 1806, 1862, 2022, 2107, 2359, 2451, 2793, 3268, 3612, 3724, 4044, 4214, 4718, 4902, 5586, 5719, 6321, 6403, 7077, 8428, 9436, 9804, 11172, 11438, 12642, 12806, 14154, 14491, 16513, 17157, 19209, 22876, 25284, 25612, 28308, 28982, 33026, 34314, 38418, 40033, 43473, 44821, 49539, 57964, 66052, 68628, 76836, 80066, 86946, 89642, 99078, 101437, 120099, 134463, 160132, 173892, 179284, 198156, 202874, 240198, 268926, 275329, 304311, 313747, 405748, 480396, 537852, 550658, 608622, 627494, 710059, 825987, 941241, 1101316, 1217244, 1254988, 1420118, 1651974, 1882482, 1927303, 2130177, 2840236, 3303948, 3764964, 3854606, 4260354, 5781909, 7709212, 8520708, 11563818, 13491121, 23127636, 26982242, 40473363, 53964484, 80946726, 161893452]

約数ペア:

[(1, 161893452), (2, 80946726), (3, 53964484), (4, 40473363), (6, 26982242), (7, 23127636), (12, 13491121), (14, 11563818), (19, 8520708), (21, 7709212), (28, 5781909), (38, 4260354), (42, 3854606), (43, 3764964), (49, 3303948), (57, 2840236), (76, 2130177), (84, 1927303), (86, 1882482), (98, 1651974), (114, 1420118), (129, 1254988), (133, 1217244), (147, 1101316), (172, 941241), (196, 825987), (228, 710059), (258, 627494), (266, 608622), (294, 550658), (301, 537852), (337, 480396), (399, 405748), (516, 313747), (532, 304311), (588, 275329), (602, 268926), (674, 240198), (798, 202874), (817, 198156), (903, 179284), (931, 173892), (1011, 160132), (1204, 134463), (1348, 120099), (1596, 101437), (1634, 99078), (1806, 89642), (1862, 86946), (2022, 80066), (2107, 76836), (2359, 68628), (2451, 66052), (2793, 57964), (3268, 49539), (3612, 44821), (3724, 43473), (4044, 40033), (4214, 38418), (4718, 34314), (4902, 33026), (5586, 28982), (5719, 28308), (6321, 25612), (6403, 25284), (7077, 22876), (8428, 19209), (9436, 17157), (9804, 16513), (11172, 14491), (11438, 14154), (12642, 12806)]