231640656

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:253

約数の個数: 160

約数和(自身を含む): 673706880

約数和(自身を除く): 442066224

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 43, 48, 52, 78, 86, 89, 97, 104, 129, 156, 172, 178, 194, 208, 258, 267, 291, 312, 344, 356, 388, 516, 534, 559, 582, 624, 688, 712, 776, 1032, 1068, 1118, 1157, 1164, 1261, 1424, 1552, 1677, 2064, 2136, 2236, 2314, 2328, 2522, 3354, 3471, 3783, 3827, 4171, 4272, 4472, 4628, 4656, 5044, 6708, 6942, 7566, 7654, 8342, 8633, 8944, 9256, 10088, 11481, 12513, 13416, 13884, 15132, 15308, 16684, 17266, 18512, 20176, 22962, 25026, 25899, 26832, 27768, 30264, 30616, 33368, 34532, 45924, 49751, 50052, 51798, 54223, 55536, 60528, 61232, 66736, 69064, 91848, 99502, 100104, 103596, 108446, 112229, 138128, 149253, 162669, 183696, 199004, 200208, 207192, 216892, 224458, 298506, 325338, 336687, 371219, 398008, 414384, 433784, 448916, 597012, 650676, 673374, 742438, 796016, 867568, 897832, 1113657, 1194024, 1301352, 1346748, 1484876, 1795664, 2227314, 2388048, 2602704, 2693496, 2969752, 4454628, 4825847, 5386992, 5939504, 8909256, 9651694, 14477541, 17818512, 19303388, 28955082, 38606776, 57910164, 77213552, 115820328, 231640656]

約数ペア:

[(1, 231640656), (2, 115820328), (3, 77213552), (4, 57910164), (6, 38606776), (8, 28955082), (12, 19303388), (13, 17818512), (16, 14477541), (24, 9651694), (26, 8909256), (39, 5939504), (43, 5386992), (48, 4825847), (52, 4454628), (78, 2969752), (86, 2693496), (89, 2602704), (97, 2388048), (104, 2227314), (129, 1795664), (156, 1484876), (172, 1346748), (178, 1301352), (194, 1194024), (208, 1113657), (258, 897832), (267, 867568), (291, 796016), (312, 742438), (344, 673374), (356, 650676), (388, 597012), (516, 448916), (534, 433784), (559, 414384), (582, 398008), (624, 371219), (688, 336687), (712, 325338), (776, 298506), (1032, 224458), (1068, 216892), (1118, 207192), (1157, 200208), (1164, 199004), (1261, 183696), (1424, 162669), (1552, 149253), (1677, 138128), (2064, 112229), (2136, 108446), (2236, 103596), (2314, 100104), (2328, 99502), (2522, 91848), (3354, 69064), (3471, 66736), (3783, 61232), (3827, 60528), (4171, 55536), (4272, 54223), (4472, 51798), (4628, 50052), (4656, 49751), (5044, 45924), (6708, 34532), (6942, 33368), (7566, 30616), (7654, 30264), (8342, 27768), (8633, 26832), (8944, 25899), (9256, 25026), (10088, 22962), (11481, 20176), (12513, 18512), (13416, 17266), (13884, 16684), (15132, 15308)]