154942216

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:335

約数の個数: 128

約数和(自身を含む): 374492160

約数和(自身を除く): 219549944

約数列:

[1, 2, 4, 8, 11, 13, 17, 22, 26, 31, 34, 44, 52, 62, 68, 88, 104, 124, 136, 143, 187, 221, 248, 257, 286, 341, 374, 403, 442, 514, 527, 572, 682, 748, 806, 884, 1028, 1054, 1144, 1364, 1496, 1612, 1768, 2056, 2108, 2431, 2728, 2827, 3224, 3341, 4216, 4369, 4433, 4862, 5654, 5797, 6682, 6851, 7967, 8738, 8866, 9724, 11308, 11594, 13364, 13702, 15934, 17476, 17732, 19448, 22616, 23188, 26728, 27404, 31868, 34952, 35464, 36751, 46376, 48059, 54808, 56797, 63736, 73502, 75361, 87637, 96118, 103571, 113594, 135439, 147004, 150722, 175274, 192236, 207142, 227188, 270878, 294008, 301444, 350548, 384472, 414284, 454376, 541756, 602888, 624767, 701096, 828568, 1083512, 1139281, 1249534, 1489829, 1760707, 2278562, 2499068, 2979658, 3521414, 4557124, 4998136, 5959316, 7042828, 9114248, 11918632, 14085656, 19367777, 38735554, 77471108, 154942216]

約数ペア:

[(1, 154942216), (2, 77471108), (4, 38735554), (8, 19367777), (11, 14085656), (13, 11918632), (17, 9114248), (22, 7042828), (26, 5959316), (31, 4998136), (34, 4557124), (44, 3521414), (52, 2979658), (62, 2499068), (68, 2278562), (88, 1760707), (104, 1489829), (124, 1249534), (136, 1139281), (143, 1083512), (187, 828568), (221, 701096), (248, 624767), (257, 602888), (286, 541756), (341, 454376), (374, 414284), (403, 384472), (442, 350548), (514, 301444), (527, 294008), (572, 270878), (682, 227188), (748, 207142), (806, 192236), (884, 175274), (1028, 150722), (1054, 147004), (1144, 135439), (1364, 113594), (1496, 103571), (1612, 96118), (1768, 87637), (2056, 75361), (2108, 73502), (2431, 63736), (2728, 56797), (2827, 54808), (3224, 48059), (3341, 46376), (4216, 36751), (4369, 35464), (4433, 34952), (4862, 31868), (5654, 27404), (5797, 26728), (6682, 23188), (6851, 22616), (7967, 19448), (8738, 17732), (8866, 17476), (9724, 15934), (11308, 13702), (11594, 13364)]