161690256

素因数分解:

$2^4\times 3^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{457}}^1$

素因数の和:500

約数の個数: 240

約数和(自身を含む): 578824064

約数和(自身を除く): 417133808

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 27, 28, 36, 39, 42, 48, 52, 54, 56, 63, 72, 78, 81, 84, 91, 104, 108, 112, 117, 126, 144, 156, 162, 168, 182, 189, 208, 216, 234, 243, 252, 273, 312, 324, 336, 351, 364, 378, 432, 457, 468, 486, 504, 546, 567, 624, 648, 702, 728, 756, 819, 914, 936, 972, 1008, 1053, 1092, 1134, 1296, 1371, 1404, 1456, 1512, 1638, 1701, 1828, 1872, 1944, 2106, 2184, 2268, 2457, 2742, 2808, 3024, 3159, 3199, 3276, 3402, 3656, 3888, 4113, 4212, 4368, 4536, 4914, 5484, 5616, 5941, 6318, 6398, 6552, 6804, 7312, 7371, 8226, 8424, 9072, 9597, 9828, 10968, 11882, 12339, 12636, 12796, 13104, 13608, 14742, 16452, 16848, 17823, 19194, 19656, 21936, 22113, 23764, 24678, 25272, 25592, 27216, 28791, 29484, 32904, 35646, 37017, 38388, 39312, 41587, 44226, 47528, 49356, 50544, 51184, 53469, 57582, 58968, 65808, 71292, 74034, 76776, 83174, 86373, 88452, 95056, 98712, 106938, 111051, 115164, 117936, 124761, 142584, 148068, 153552, 160407, 166348, 172746, 176904, 197424, 213876, 222102, 230328, 249522, 259119, 285168, 296136, 320814, 332696, 345492, 353808, 374283, 427752, 444204, 460656, 481221, 499044, 518238, 592272, 641628, 665392, 690984, 748566, 777357, 855504, 888408, 962442, 998088, 1036476, 1122849, 1283256, 1381968, 1443663, 1497132, 1554714, 1776816, 1924884, 1996176, 2072952, 2245698, 2566512, 2887326, 2994264, 3109428, 3368547, 3849768, 4145904, 4491396, 5774652, 5988528, 6218856, 6737094, 7699536, 8982792, 10105641, 11549304, 12437712, 13474188, 17965584, 20211282, 23098608, 26948376, 40422564, 53896752, 80845128, 161690256]

約数ペア:

[(1, 161690256), (2, 80845128), (3, 53896752), (4, 40422564), (6, 26948376), (7, 23098608), (8, 20211282), (9, 17965584), (12, 13474188), (13, 12437712), (14, 11549304), (16, 10105641), (18, 8982792), (21, 7699536), (24, 6737094), (26, 6218856), (27, 5988528), (28, 5774652), (36, 4491396), (39, 4145904), (42, 3849768), (48, 3368547), (52, 3109428), (54, 2994264), (56, 2887326), (63, 2566512), (72, 2245698), (78, 2072952), (81, 1996176), (84, 1924884), (91, 1776816), (104, 1554714), (108, 1497132), (112, 1443663), (117, 1381968), (126, 1283256), (144, 1122849), (156, 1036476), (162, 998088), (168, 962442), (182, 888408), (189, 855504), (208, 777357), (216, 748566), (234, 690984), (243, 665392), (252, 641628), (273, 592272), (312, 518238), (324, 499044), (336, 481221), (351, 460656), (364, 444204), (378, 427752), (432, 374283), (457, 353808), (468, 345492), (486, 332696), (504, 320814), (546, 296136), (567, 285168), (624, 259119), (648, 249522), (702, 230328), (728, 222102), (756, 213876), (819, 197424), (914, 176904), (936, 172746), (972, 166348), (1008, 160407), (1053, 153552), (1092, 148068), (1134, 142584), (1296, 124761), (1371, 117936), (1404, 115164), (1456, 111051), (1512, 106938), (1638, 98712), (1701, 95056), (1828, 88452), (1872, 86373), (1944, 83174), (2106, 76776), (2184, 74034), (2268, 71292), (2457, 65808), (2742, 58968), (2808, 57582), (3024, 53469), (3159, 51184), (3199, 50544), (3276, 49356), (3402, 47528), (3656, 44226), (3888, 41587), (4113, 39312), (4212, 38388), (4368, 37017), (4536, 35646), (4914, 32904), (5484, 29484), (5616, 28791), (5941, 27216), (6318, 25592), (6398, 25272), (6552, 24678), (6804, 23764), (7312, 22113), (7371, 21936), (8226, 19656), (8424, 19194), (9072, 17823), (9597, 16848), (9828, 16452), (10968, 14742), (11882, 13608), (12339, 13104), (12636, 12796)]