2158728

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1$

素因数の和:87

約数の個数: 128

約数和(自身を含む): 6894720

約数和(自身を除く): 4735992

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 17, 22, 24, 26, 33, 34, 37, 39, 44, 51, 52, 66, 68, 74, 78, 88, 102, 104, 111, 132, 136, 143, 148, 156, 187, 204, 221, 222, 264, 286, 296, 312, 374, 407, 408, 429, 442, 444, 481, 561, 572, 629, 663, 748, 814, 858, 884, 888, 962, 1122, 1144, 1221, 1258, 1326, 1443, 1496, 1628, 1716, 1768, 1887, 1924, 2244, 2431, 2442, 2516, 2652, 2886, 3256, 3432, 3774, 3848, 4488, 4862, 4884, 5032, 5291, 5304, 5772, 6919, 7293, 7548, 8177, 9724, 9768, 10582, 11544, 13838, 14586, 15096, 15873, 16354, 19448, 20757, 21164, 24531, 27676, 29172, 31746, 32708, 41514, 42328, 49062, 55352, 58344, 63492, 65416, 83028, 89947, 98124, 126984, 166056, 179894, 196248, 269841, 359788, 539682, 719576, 1079364, 2158728]

約数ペア:

[(1, 2158728), (2, 1079364), (3, 719576), (4, 539682), (6, 359788), (8, 269841), (11, 196248), (12, 179894), (13, 166056), (17, 126984), (22, 98124), (24, 89947), (26, 83028), (33, 65416), (34, 63492), (37, 58344), (39, 55352), (44, 49062), (51, 42328), (52, 41514), (66, 32708), (68, 31746), (74, 29172), (78, 27676), (88, 24531), (102, 21164), (104, 20757), (111, 19448), (132, 16354), (136, 15873), (143, 15096), (148, 14586), (156, 13838), (187, 11544), (204, 10582), (221, 9768), (222, 9724), (264, 8177), (286, 7548), (296, 7293), (312, 6919), (374, 5772), (407, 5304), (408, 5291), (429, 5032), (442, 4884), (444, 4862), (481, 4488), (561, 3848), (572, 3774), (629, 3432), (663, 3256), (748, 2886), (814, 2652), (858, 2516), (884, 2442), (888, 2431), (962, 2244), (1122, 1924), (1144, 1887), (1221, 1768), (1258, 1716), (1326, 1628), (1443, 1496)]