2155019304

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1\times {\mathrm{181}}^1$

素因数の和:455

約数の個数: 128

約数和(自身を含む): 5650444800

約数和(自身を除く): 3495425496

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 83, 86, 129, 139, 166, 172, 181, 249, 258, 278, 332, 344, 362, 417, 498, 516, 543, 556, 664, 724, 834, 996, 1032, 1086, 1112, 1448, 1668, 1992, 2172, 3336, 3569, 4344, 5977, 7138, 7783, 10707, 11537, 11954, 14276, 15023, 15566, 17931, 21414, 23074, 23349, 23908, 25159, 28552, 30046, 31132, 34611, 35862, 42828, 45069, 46148, 46698, 47816, 50318, 60092, 62264, 69222, 71724, 75477, 85656, 90138, 92296, 93396, 100636, 120184, 138444, 143448, 150954, 180276, 186792, 201272, 276888, 301908, 360552, 496091, 603816, 645989, 992182, 1081837, 1291978, 1488273, 1937967, 1984364, 2088197, 2163674, 2583956, 2976546, 3245511, 3875934, 3968728, 4176394, 4327348, 5167912, 5953092, 6264591, 6491022, 7751868, 8352788, 8654696, 11906184, 12529182, 12982044, 15503736, 16705576, 25058364, 25964088, 50116728, 89792471, 179584942, 269377413, 359169884, 538754826, 718339768, 1077509652, 2155019304]

約数ペア:

[(1, 2155019304), (2, 1077509652), (3, 718339768), (4, 538754826), (6, 359169884), (8, 269377413), (12, 179584942), (24, 89792471), (43, 50116728), (83, 25964088), (86, 25058364), (129, 16705576), (139, 15503736), (166, 12982044), (172, 12529182), (181, 11906184), (249, 8654696), (258, 8352788), (278, 7751868), (332, 6491022), (344, 6264591), (362, 5953092), (417, 5167912), (498, 4327348), (516, 4176394), (543, 3968728), (556, 3875934), (664, 3245511), (724, 2976546), (834, 2583956), (996, 2163674), (1032, 2088197), (1086, 1984364), (1112, 1937967), (1448, 1488273), (1668, 1291978), (1992, 1081837), (2172, 992182), (3336, 645989), (3569, 603816), (4344, 496091), (5977, 360552), (7138, 301908), (7783, 276888), (10707, 201272), (11537, 186792), (11954, 180276), (14276, 150954), (15023, 143448), (15566, 138444), (17931, 120184), (21414, 100636), (23074, 93396), (23349, 92296), (23908, 90138), (25159, 85656), (28552, 75477), (30046, 71724), (31132, 69222), (34611, 62264), (35862, 60092), (42828, 50318), (45069, 47816), (46148, 46698)]