242573640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{491}}^1$

素因数の和:707

約数の個数: 128

約数和(自身を含む): 765158400

約数和(自身を除く): 522584760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 179, 184, 230, 276, 345, 358, 460, 491, 537, 552, 690, 716, 895, 920, 982, 1074, 1380, 1432, 1473, 1790, 1964, 2148, 2455, 2685, 2760, 2946, 3580, 3928, 4117, 4296, 4910, 5370, 5892, 7160, 7365, 8234, 9820, 10740, 11293, 11784, 12351, 14730, 16468, 19640, 20585, 21480, 22586, 24702, 29460, 32936, 33879, 41170, 45172, 49404, 56465, 58920, 61755, 67758, 82340, 87889, 90344, 98808, 112930, 123510, 135516, 164680, 169395, 175778, 225860, 247020, 263667, 271032, 338790, 351556, 439445, 451720, 494040, 527334, 677580, 703112, 878890, 1054668, 1318335, 1355160, 1757780, 2021447, 2109336, 2636670, 3515560, 4042894, 5273340, 6064341, 8085788, 10107235, 10546680, 12128682, 16171576, 20214470, 24257364, 30321705, 40428940, 48514728, 60643410, 80857880, 121286820, 242573640]

約数ペア:

[(1, 242573640), (2, 121286820), (3, 80857880), (4, 60643410), (5, 48514728), (6, 40428940), (8, 30321705), (10, 24257364), (12, 20214470), (15, 16171576), (20, 12128682), (23, 10546680), (24, 10107235), (30, 8085788), (40, 6064341), (46, 5273340), (60, 4042894), (69, 3515560), (92, 2636670), (115, 2109336), (120, 2021447), (138, 1757780), (179, 1355160), (184, 1318335), (230, 1054668), (276, 878890), (345, 703112), (358, 677580), (460, 527334), (491, 494040), (537, 451720), (552, 439445), (690, 351556), (716, 338790), (895, 271032), (920, 263667), (982, 247020), (1074, 225860), (1380, 175778), (1432, 169395), (1473, 164680), (1790, 135516), (1964, 123510), (2148, 112930), (2455, 98808), (2685, 90344), (2760, 87889), (2946, 82340), (3580, 67758), (3928, 61755), (4117, 58920), (4296, 56465), (4910, 49404), (5370, 45172), (5892, 41170), (7160, 33879), (7365, 32936), (8234, 29460), (9820, 24702), (10740, 22586), (11293, 21480), (11784, 20585), (12351, 19640), (14730, 16468)]