199776896

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:278

約数の個数: 128

約数和(自身を含む): 470016000

約数和(自身を除く): 270239104

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 31, 32, 44, 46, 62, 64, 88, 92, 124, 128, 176, 184, 199, 248, 253, 341, 352, 368, 398, 496, 506, 682, 704, 713, 736, 796, 992, 1012, 1364, 1408, 1426, 1472, 1592, 1984, 2024, 2189, 2728, 2852, 2944, 3184, 3968, 4048, 4378, 4577, 5456, 5704, 6169, 6368, 7843, 8096, 8756, 9154, 10912, 11408, 12338, 12736, 15686, 16192, 17512, 18308, 21824, 22816, 24676, 25472, 31372, 32384, 35024, 36616, 43648, 45632, 49352, 50347, 62744, 67859, 70048, 73232, 91264, 98704, 100694, 125488, 135718, 140096, 141887, 146464, 197408, 201388, 250976, 271436, 280192, 283774, 292928, 394816, 402776, 501952, 542872, 567548, 585856, 789632, 805552, 1003904, 1085744, 1135096, 1560757, 1611104, 2171488, 2270192, 3121514, 3222208, 4342976, 4540384, 6243028, 6444416, 8685952, 9080768, 12486056, 18161536, 24972112, 49944224, 99888448, 199776896]

約数ペア:

[(1, 199776896), (2, 99888448), (4, 49944224), (8, 24972112), (11, 18161536), (16, 12486056), (22, 9080768), (23, 8685952), (31, 6444416), (32, 6243028), (44, 4540384), (46, 4342976), (62, 3222208), (64, 3121514), (88, 2270192), (92, 2171488), (124, 1611104), (128, 1560757), (176, 1135096), (184, 1085744), (199, 1003904), (248, 805552), (253, 789632), (341, 585856), (352, 567548), (368, 542872), (398, 501952), (496, 402776), (506, 394816), (682, 292928), (704, 283774), (713, 280192), (736, 271436), (796, 250976), (992, 201388), (1012, 197408), (1364, 146464), (1408, 141887), (1426, 140096), (1472, 135718), (1592, 125488), (1984, 100694), (2024, 98704), (2189, 91264), (2728, 73232), (2852, 70048), (2944, 67859), (3184, 62744), (3968, 50347), (4048, 49352), (4378, 45632), (4577, 43648), (5456, 36616), (5704, 35024), (6169, 32384), (6368, 31372), (7843, 25472), (8096, 24676), (8756, 22816), (9154, 21824), (10912, 18308), (11408, 17512), (12338, 16192), (12736, 15686)]