1721638152

素因数分解:

$2^3\times 3^4\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:322

約数の個数: 240

約数和(自身を含む): 5314320000

約数和(自身を除く): 3592681848

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 79, 81, 104, 108, 117, 156, 158, 162, 169, 199, 216, 234, 237, 312, 316, 324, 338, 351, 398, 468, 474, 507, 597, 632, 648, 676, 702, 711, 796, 936, 948, 1014, 1027, 1053, 1194, 1352, 1404, 1422, 1521, 1592, 1791, 1896, 2028, 2054, 2106, 2133, 2388, 2587, 2808, 2844, 3042, 3081, 3582, 4056, 4108, 4212, 4266, 4563, 4776, 5174, 5373, 5688, 6084, 6162, 6399, 7164, 7761, 8216, 8424, 8532, 9126, 9243, 10348, 10746, 12168, 12324, 12798, 13351, 13689, 14328, 15522, 15721, 16119, 17064, 18252, 18486, 20696, 21492, 23283, 24648, 25596, 26702, 27378, 27729, 31044, 31442, 32238, 33631, 36504, 36972, 40053, 42984, 46566, 47163, 51192, 53404, 54756, 55458, 62088, 62884, 64476, 67262, 69849, 73944, 80106, 83187, 93132, 94326, 100893, 106808, 109512, 110916, 120159, 125768, 128952, 134524, 139698, 141489, 160212, 166374, 186264, 188652, 201786, 204373, 209547, 221832, 240318, 269048, 279396, 282978, 302679, 320424, 332748, 360477, 377304, 403572, 408746, 419094, 424467, 480636, 558792, 565956, 605358, 613119, 665496, 720954, 807144, 817492, 838188, 848934, 908037, 961272, 1081431, 1131912, 1210716, 1226238, 1273401, 1441908, 1634984, 1676376, 1697868, 1816074, 1839357, 2162862, 2421432, 2452476, 2546802, 2656849, 2724111, 2883816, 3395736, 3632148, 3678714, 4325724, 4904952, 5093604, 5313698, 5448222, 5518071, 7264296, 7357428, 7970547, 8651448, 10187208, 10627396, 10896444, 11036142, 14714856, 15941094, 16554213, 21254792, 21792888, 22072284, 23911641, 31882188, 33108426, 44144568, 47823282, 63764376, 66216852, 71734923, 95646564, 132433704, 143469846, 191293128, 215204769, 286939692, 430409538, 573879384, 860819076, 1721638152]

約数ペア:

[(1, 1721638152), (2, 860819076), (3, 573879384), (4, 430409538), (6, 286939692), (8, 215204769), (9, 191293128), (12, 143469846), (13, 132433704), (18, 95646564), (24, 71734923), (26, 66216852), (27, 63764376), (36, 47823282), (39, 44144568), (52, 33108426), (54, 31882188), (72, 23911641), (78, 22072284), (79, 21792888), (81, 21254792), (104, 16554213), (108, 15941094), (117, 14714856), (156, 11036142), (158, 10896444), (162, 10627396), (169, 10187208), (199, 8651448), (216, 7970547), (234, 7357428), (237, 7264296), (312, 5518071), (316, 5448222), (324, 5313698), (338, 5093604), (351, 4904952), (398, 4325724), (468, 3678714), (474, 3632148), (507, 3395736), (597, 2883816), (632, 2724111), (648, 2656849), (676, 2546802), (702, 2452476), (711, 2421432), (796, 2162862), (936, 1839357), (948, 1816074), (1014, 1697868), (1027, 1676376), (1053, 1634984), (1194, 1441908), (1352, 1273401), (1404, 1226238), (1422, 1210716), (1521, 1131912), (1592, 1081431), (1791, 961272), (1896, 908037), (2028, 848934), (2054, 838188), (2106, 817492), (2133, 807144), (2388, 720954), (2587, 665496), (2808, 613119), (2844, 605358), (3042, 565956), (3081, 558792), (3582, 480636), (4056, 424467), (4108, 419094), (4212, 408746), (4266, 403572), (4563, 377304), (4776, 360477), (5174, 332748), (5373, 320424), (5688, 302679), (6084, 282978), (6162, 279396), (6399, 269048), (7164, 240318), (7761, 221832), (8216, 209547), (8424, 204373), (8532, 201786), (9126, 188652), (9243, 186264), (10348, 166374), (10746, 160212), (12168, 141489), (12324, 139698), (12798, 134524), (13351, 128952), (13689, 125768), (14328, 120159), (15522, 110916), (15721, 109512), (16119, 106808), (17064, 100893), (18252, 94326), (18486, 93132), (20696, 83187), (21492, 80106), (23283, 73944), (24648, 69849), (25596, 67262), (26702, 64476), (27378, 62884), (27729, 62088), (31044, 55458), (31442, 54756), (32238, 53404), (33631, 51192), (36504, 47163), (36972, 46566), (40053, 42984)]