28478949408

素因数分解:

$2^5\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{120739}}^1$

素因数の和:120781

約数の個数: 240

約数和(自身を含む): 103084914240

約数和(自身を除く): 74605964832

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 27, 28, 32, 36, 39, 42, 48, 52, 54, 56, 63, 72, 78, 81, 84, 91, 96, 104, 108, 112, 117, 126, 144, 156, 162, 168, 182, 189, 208, 216, 224, 234, 252, 273, 288, 312, 324, 336, 351, 364, 378, 416, 432, 468, 504, 546, 567, 624, 648, 672, 702, 728, 756, 819, 864, 936, 1008, 1053, 1092, 1134, 1248, 1296, 1404, 1456, 1512, 1638, 1872, 2016, 2106, 2184, 2268, 2457, 2592, 2808, 2912, 3024, 3276, 3744, 4212, 4368, 4536, 4914, 5616, 6048, 6552, 7371, 8424, 8736, 9072, 9828, 11232, 13104, 14742, 16848, 18144, 19656, 26208, 29484, 33696, 39312, 58968, 78624, 117936, 120739, 235872, 241478, 362217, 482956, 724434, 845173, 965912, 1086651, 1448868, 1569607, 1690346, 1931824, 2173302, 2535519, 2897736, 3139214, 3259953, 3380692, 3863648, 4346604, 4708821, 5071038, 5795472, 6278428, 6519906, 6761384, 7606557, 8693208, 9417642, 9779859, 10142076, 10987249, 11590944, 12556856, 13039812, 13522768, 14126463, 15213114, 17386416, 18835284, 19559718, 20284152, 21974498, 22819671, 25113712, 26079624, 27045536, 28252926, 30426228, 32961747, 34772832, 37670568, 39119436, 40568304, 42379389, 43948996, 45639342, 50227424, 52159248, 56505852, 60852456, 65923494, 68459013, 75341136, 78238872, 81136608, 84758778, 87897992, 91278684, 98885241, 104318496, 113011704, 121704912, 127138167, 131846988, 136918026, 150682272, 156477744, 169517556, 175795984, 182557368, 197770482, 226023408, 243409824, 254276334, 263693976, 273836052, 296655723, 312955488, 339035112, 351591968, 365114736, 395540964, 452046816, 508552668, 527387952, 547672104, 593311446, 678070224, 730229472, 791081928, 889967169, 1017105336, 1054775904, 1095344208, 1186622892, 1356140448, 1582163856, 1779934338, 2034210672, 2190688416, 2373245784, 3164327712, 3559868676, 4068421344, 4746491568, 7119737352, 9492983136, 14239474704, 28478949408]

約数ペア:

[(1, 28478949408), (2, 14239474704), (3, 9492983136), (4, 7119737352), (6, 4746491568), (7, 4068421344), (8, 3559868676), (9, 3164327712), (12, 2373245784), (13, 2190688416), (14, 2034210672), (16, 1779934338), (18, 1582163856), (21, 1356140448), (24, 1186622892), (26, 1095344208), (27, 1054775904), (28, 1017105336), (32, 889967169), (36, 791081928), (39, 730229472), (42, 678070224), (48, 593311446), (52, 547672104), (54, 527387952), (56, 508552668), (63, 452046816), (72, 395540964), (78, 365114736), (81, 351591968), (84, 339035112), (91, 312955488), (96, 296655723), (104, 273836052), (108, 263693976), (112, 254276334), (117, 243409824), (126, 226023408), (144, 197770482), (156, 182557368), (162, 175795984), (168, 169517556), (182, 156477744), (189, 150682272), (208, 136918026), (216, 131846988), (224, 127138167), (234, 121704912), (252, 113011704), (273, 104318496), (288, 98885241), (312, 91278684), (324, 87897992), (336, 84758778), (351, 81136608), (364, 78238872), (378, 75341136), (416, 68459013), (432, 65923494), (468, 60852456), (504, 56505852), (546, 52159248), (567, 50227424), (624, 45639342), (648, 43948996), (672, 42379389), (702, 40568304), (728, 39119436), (756, 37670568), (819, 34772832), (864, 32961747), (936, 30426228), (1008, 28252926), (1053, 27045536), (1092, 26079624), (1134, 25113712), (1248, 22819671), (1296, 21974498), (1404, 20284152), (1456, 19559718), (1512, 18835284), (1638, 17386416), (1872, 15213114), (2016, 14126463), (2106, 13522768), (2184, 13039812), (2268, 12556856), (2457, 11590944), (2592, 10987249), (2808, 10142076), (2912, 9779859), (3024, 9417642), (3276, 8693208), (3744, 7606557), (4212, 6761384), (4368, 6519906), (4536, 6278428), (4914, 5795472), (5616, 5071038), (6048, 4708821), (6552, 4346604), (7371, 3863648), (8424, 3380692), (8736, 3259953), (9072, 3139214), (9828, 2897736), (11232, 2535519), (13104, 2173302), (14742, 1931824), (16848, 1690346), (18144, 1569607), (19656, 1448868), (26208, 1086651), (29484, 965912), (33696, 845173), (39312, 724434), (58968, 482956), (78624, 362217), (117936, 241478), (120739, 235872)]