261443268

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2963}}^1$

素因数の和:3038

約数の個数: 96

約数和(自身を含む): 730329600

約数和(自身を除く): 468886332

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 43, 54, 57, 76, 86, 108, 114, 129, 171, 172, 228, 258, 342, 387, 513, 516, 684, 774, 817, 1026, 1161, 1548, 1634, 2052, 2322, 2451, 2963, 3268, 4644, 4902, 5926, 7353, 8889, 9804, 11852, 14706, 17778, 22059, 26667, 29412, 35556, 44118, 53334, 56297, 80001, 88236, 106668, 112594, 127409, 160002, 168891, 225188, 254818, 320004, 337782, 382227, 506673, 509636, 675564, 764454, 1013346, 1146681, 1520019, 1528908, 2026692, 2293362, 2420771, 3040038, 3440043, 4586724, 4841542, 6080076, 6880086, 7262313, 9683084, 13760172, 14524626, 21786939, 29049252, 43573878, 65360817, 87147756, 130721634, 261443268]

約数ペア:

[(1, 261443268), (2, 130721634), (3, 87147756), (4, 65360817), (6, 43573878), (9, 29049252), (12, 21786939), (18, 14524626), (19, 13760172), (27, 9683084), (36, 7262313), (38, 6880086), (43, 6080076), (54, 4841542), (57, 4586724), (76, 3440043), (86, 3040038), (108, 2420771), (114, 2293362), (129, 2026692), (171, 1528908), (172, 1520019), (228, 1146681), (258, 1013346), (342, 764454), (387, 675564), (513, 509636), (516, 506673), (684, 382227), (774, 337782), (817, 320004), (1026, 254818), (1161, 225188), (1548, 168891), (1634, 160002), (2052, 127409), (2322, 112594), (2451, 106668), (2963, 88236), (3268, 80001), (4644, 56297), (4902, 53334), (5926, 44118), (7353, 35556), (8889, 29412), (9804, 26667), (11852, 22059), (14706, 17778)]