320923512

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{563}}^1$

素因数の和:627

約数の個数: 256

約数和(自身を含む): 1137024000

約数和(自身を除く): 816100488

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 27, 28, 29, 36, 39, 42, 52, 54, 56, 58, 63, 72, 78, 84, 87, 91, 104, 108, 116, 117, 126, 156, 168, 174, 182, 189, 203, 216, 232, 234, 252, 261, 273, 312, 348, 351, 364, 377, 378, 406, 468, 504, 522, 546, 563, 609, 696, 702, 728, 754, 756, 783, 812, 819, 936, 1044, 1092, 1126, 1131, 1218, 1404, 1508, 1512, 1566, 1624, 1638, 1689, 1827, 2088, 2184, 2252, 2262, 2436, 2457, 2639, 2808, 3016, 3132, 3276, 3378, 3393, 3654, 3941, 4504, 4524, 4872, 4914, 5067, 5278, 5481, 6264, 6552, 6756, 6786, 7308, 7319, 7882, 7917, 9048, 9828, 10134, 10179, 10556, 10962, 11823, 13512, 13572, 14616, 14638, 15201, 15764, 15834, 16327, 19656, 20268, 20358, 21112, 21924, 21957, 23646, 23751, 27144, 29276, 30402, 31528, 31668, 32654, 35469, 40536, 40716, 43848, 43914, 47292, 47502, 48981, 51233, 58552, 60804, 63336, 65308, 65871, 70938, 71253, 81432, 87828, 94584, 95004, 97962, 102466, 106407, 114289, 121608, 130616, 131742, 141876, 142506, 146943, 153699, 175656, 190008, 195924, 197613, 204932, 212251, 212814, 228578, 263484, 283752, 285012, 293886, 307398, 342867, 391848, 395226, 409864, 424502, 425628, 440829, 457156, 461097, 526968, 570024, 587772, 614796, 636753, 685734, 790452, 849004, 851256, 881658, 914312, 922194, 1028601, 1175544, 1229592, 1273506, 1371468, 1383291, 1485757, 1580904, 1698008, 1763316, 1844388, 1910259, 2057202, 2547012, 2742936, 2766582, 2971514, 3085803, 3526632, 3688776, 3820518, 4114404, 4457271, 5094024, 5533164, 5730777, 5943028, 6171606, 7641036, 8228808, 8914542, 11066328, 11461554, 11886056, 12343212, 13371813, 15282072, 17829084, 22923108, 24686424, 26743626, 35658168, 40115439, 45846216, 53487252, 80230878, 106974504, 160461756, 320923512]

約数ペア:

[(1, 320923512), (2, 160461756), (3, 106974504), (4, 80230878), (6, 53487252), (7, 45846216), (8, 40115439), (9, 35658168), (12, 26743626), (13, 24686424), (14, 22923108), (18, 17829084), (21, 15282072), (24, 13371813), (26, 12343212), (27, 11886056), (28, 11461554), (29, 11066328), (36, 8914542), (39, 8228808), (42, 7641036), (52, 6171606), (54, 5943028), (56, 5730777), (58, 5533164), (63, 5094024), (72, 4457271), (78, 4114404), (84, 3820518), (87, 3688776), (91, 3526632), (104, 3085803), (108, 2971514), (116, 2766582), (117, 2742936), (126, 2547012), (156, 2057202), (168, 1910259), (174, 1844388), (182, 1763316), (189, 1698008), (203, 1580904), (216, 1485757), (232, 1383291), (234, 1371468), (252, 1273506), (261, 1229592), (273, 1175544), (312, 1028601), (348, 922194), (351, 914312), (364, 881658), (377, 851256), (378, 849004), (406, 790452), (468, 685734), (504, 636753), (522, 614796), (546, 587772), (563, 570024), (609, 526968), (696, 461097), (702, 457156), (728, 440829), (754, 425628), (756, 424502), (783, 409864), (812, 395226), (819, 391848), (936, 342867), (1044, 307398), (1092, 293886), (1126, 285012), (1131, 283752), (1218, 263484), (1404, 228578), (1508, 212814), (1512, 212251), (1566, 204932), (1624, 197613), (1638, 195924), (1689, 190008), (1827, 175656), (2088, 153699), (2184, 146943), (2252, 142506), (2262, 141876), (2436, 131742), (2457, 130616), (2639, 121608), (2808, 114289), (3016, 106407), (3132, 102466), (3276, 97962), (3378, 95004), (3393, 94584), (3654, 87828), (3941, 81432), (4504, 71253), (4524, 70938), (4872, 65871), (4914, 65308), (5067, 63336), (5278, 60804), (5481, 58552), (6264, 51233), (6552, 48981), (6756, 47502), (6786, 47292), (7308, 43914), (7319, 43848), (7882, 40716), (7917, 40536), (9048, 35469), (9828, 32654), (10134, 31668), (10179, 31528), (10556, 30402), (10962, 29276), (11823, 27144), (13512, 23751), (13572, 23646), (14616, 21957), (14638, 21924), (15201, 21112), (15764, 20358), (15834, 20268), (16327, 19656)]