199774872

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{997}}^1$

素因数の和:1054

約数の個数: 144

約数和(自身を含む): 621195120

約数和(自身を除く): 421420248

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 23, 24, 33, 36, 44, 46, 66, 69, 72, 88, 92, 99, 121, 132, 138, 184, 198, 207, 242, 253, 264, 276, 363, 396, 414, 484, 506, 552, 726, 759, 792, 828, 968, 997, 1012, 1089, 1452, 1518, 1656, 1994, 2024, 2178, 2277, 2783, 2904, 2991, 3036, 3988, 4356, 4554, 5566, 5982, 6072, 7976, 8349, 8712, 8973, 9108, 10967, 11132, 11964, 16698, 17946, 18216, 21934, 22264, 22931, 23928, 25047, 32901, 33396, 35892, 43868, 45862, 50094, 65802, 66792, 68793, 71784, 87736, 91724, 98703, 100188, 120637, 131604, 137586, 183448, 197406, 200376, 206379, 241274, 252241, 263208, 275172, 361911, 394812, 412758, 482548, 504482, 550344, 723822, 756723, 789624, 825516, 965096, 1008964, 1085733, 1447644, 1513446, 1651032, 2017928, 2171466, 2270169, 2774651, 2895288, 3026892, 4342932, 4540338, 5549302, 6053784, 8323953, 8685864, 9080676, 11098604, 16647906, 18161352, 22197208, 24971859, 33295812, 49943718, 66591624, 99887436, 199774872]

約数ペア:

[(1, 199774872), (2, 99887436), (3, 66591624), (4, 49943718), (6, 33295812), (8, 24971859), (9, 22197208), (11, 18161352), (12, 16647906), (18, 11098604), (22, 9080676), (23, 8685864), (24, 8323953), (33, 6053784), (36, 5549302), (44, 4540338), (46, 4342932), (66, 3026892), (69, 2895288), (72, 2774651), (88, 2270169), (92, 2171466), (99, 2017928), (121, 1651032), (132, 1513446), (138, 1447644), (184, 1085733), (198, 1008964), (207, 965096), (242, 825516), (253, 789624), (264, 756723), (276, 723822), (363, 550344), (396, 504482), (414, 482548), (484, 412758), (506, 394812), (552, 361911), (726, 275172), (759, 263208), (792, 252241), (828, 241274), (968, 206379), (997, 200376), (1012, 197406), (1089, 183448), (1452, 137586), (1518, 131604), (1656, 120637), (1994, 100188), (2024, 98703), (2178, 91724), (2277, 87736), (2783, 71784), (2904, 68793), (2991, 66792), (3036, 65802), (3988, 50094), (4356, 45862), (4554, 43868), (5566, 35892), (5982, 33396), (6072, 32901), (7976, 25047), (8349, 23928), (8712, 22931), (8973, 22264), (9108, 21934), (10967, 18216), (11132, 17946), (11964, 16698)]