257119704

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:155

約数の個数: 256

約数和(自身を含む): 811008000

約数和(自身を除く): 553888296

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 31, 36, 38, 43, 47, 54, 57, 62, 72, 76, 86, 93, 94, 108, 114, 124, 129, 141, 152, 171, 172, 186, 188, 216, 228, 248, 258, 279, 282, 342, 344, 372, 376, 387, 423, 456, 513, 516, 558, 564, 589, 684, 744, 774, 817, 837, 846, 893, 1026, 1032, 1116, 1128, 1161, 1178, 1269, 1333, 1368, 1457, 1548, 1634, 1674, 1692, 1767, 1786, 2021, 2052, 2232, 2322, 2356, 2451, 2538, 2666, 2679, 2914, 3096, 3268, 3348, 3384, 3534, 3572, 3999, 4042, 4104, 4371, 4644, 4712, 4902, 5076, 5301, 5332, 5358, 5828, 6063, 6536, 6696, 7068, 7144, 7353, 7998, 8037, 8084, 8742, 9288, 9804, 10152, 10602, 10664, 10716, 11656, 11997, 12126, 13113, 14136, 14706, 15903, 15996, 16074, 16168, 17484, 18189, 19608, 21204, 21432, 22059, 23994, 24111, 24252, 25327, 26226, 27683, 29412, 31806, 31992, 32148, 34968, 35991, 36378, 38399, 39339, 42408, 44118, 47988, 48222, 48504, 50654, 52452, 54567, 55366, 58824, 62651, 63612, 64296, 71982, 72756, 75981, 76798, 78678, 83049, 88236, 95976, 96444, 101308, 104904, 109134, 110732, 115197, 125302, 127224, 143964, 145512, 151962, 153596, 157356, 166098, 176472, 187953, 192888, 202616, 218268, 221464, 227943, 230394, 249147, 250604, 287928, 303924, 307192, 314712, 332196, 345591, 375906, 436536, 455886, 460788, 498294, 501208, 563859, 607848, 664392, 683829, 691182, 747441, 751812, 911772, 921576, 996588, 1036773, 1127718, 1190369, 1367658, 1382364, 1494882, 1503624, 1691577, 1823544, 1993176, 2073546, 2255436, 2380738, 2735316, 2764728, 2989764, 3383154, 3571107, 4147092, 4510872, 4761476, 5470632, 5979528, 6766308, 7142214, 8294184, 9522952, 10713321, 13532616, 14284428, 21426642, 28568856, 32139963, 42853284, 64279926, 85706568, 128559852, 257119704]

約数ペア:

[(1, 257119704), (2, 128559852), (3, 85706568), (4, 64279926), (6, 42853284), (8, 32139963), (9, 28568856), (12, 21426642), (18, 14284428), (19, 13532616), (24, 10713321), (27, 9522952), (31, 8294184), (36, 7142214), (38, 6766308), (43, 5979528), (47, 5470632), (54, 4761476), (57, 4510872), (62, 4147092), (72, 3571107), (76, 3383154), (86, 2989764), (93, 2764728), (94, 2735316), (108, 2380738), (114, 2255436), (124, 2073546), (129, 1993176), (141, 1823544), (152, 1691577), (171, 1503624), (172, 1494882), (186, 1382364), (188, 1367658), (216, 1190369), (228, 1127718), (248, 1036773), (258, 996588), (279, 921576), (282, 911772), (342, 751812), (344, 747441), (372, 691182), (376, 683829), (387, 664392), (423, 607848), (456, 563859), (513, 501208), (516, 498294), (558, 460788), (564, 455886), (589, 436536), (684, 375906), (744, 345591), (774, 332196), (817, 314712), (837, 307192), (846, 303924), (893, 287928), (1026, 250604), (1032, 249147), (1116, 230394), (1128, 227943), (1161, 221464), (1178, 218268), (1269, 202616), (1333, 192888), (1368, 187953), (1457, 176472), (1548, 166098), (1634, 157356), (1674, 153596), (1692, 151962), (1767, 145512), (1786, 143964), (2021, 127224), (2052, 125302), (2232, 115197), (2322, 110732), (2356, 109134), (2451, 104904), (2538, 101308), (2666, 96444), (2679, 95976), (2914, 88236), (3096, 83049), (3268, 78678), (3348, 76798), (3384, 75981), (3534, 72756), (3572, 71982), (3999, 64296), (4042, 63612), (4104, 62651), (4371, 58824), (4644, 55366), (4712, 54567), (4902, 52452), (5076, 50654), (5301, 48504), (5332, 48222), (5358, 47988), (5828, 44118), (6063, 42408), (6536, 39339), (6696, 38399), (7068, 36378), (7144, 35991), (7353, 34968), (7998, 32148), (8037, 31992), (8084, 31806), (8742, 29412), (9288, 27683), (9804, 26226), (10152, 25327), (10602, 24252), (10664, 24111), (10716, 23994), (11656, 22059), (11997, 21432), (12126, 21204), (13113, 19608), (14136, 18189), (14706, 17484), (15903, 16168), (15996, 16074)]