389948256

素因数分解:

$2^5\times 3^4\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:287

約数の個数: 240

約数和(自身を含む): 1241146368

約数和(自身を除く): 851198112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 31, 32, 36, 46, 48, 54, 62, 69, 72, 81, 92, 93, 96, 108, 124, 138, 144, 162, 184, 186, 207, 211, 216, 248, 276, 279, 288, 324, 368, 372, 414, 422, 432, 496, 552, 558, 621, 633, 648, 713, 736, 744, 828, 837, 844, 864, 992, 1104, 1116, 1242, 1266, 1296, 1426, 1488, 1656, 1674, 1688, 1863, 1899, 2139, 2208, 2232, 2484, 2511, 2532, 2592, 2852, 2976, 3312, 3348, 3376, 3726, 3798, 4278, 4464, 4853, 4968, 5022, 5064, 5697, 5704, 6417, 6541, 6624, 6696, 6752, 7452, 7596, 8556, 8928, 9706, 9936, 10044, 10128, 11394, 11408, 12834, 13082, 13392, 14559, 14904, 15192, 17091, 17112, 19251, 19412, 19623, 19872, 20088, 20256, 22788, 22816, 25668, 26164, 26784, 29118, 29808, 30384, 34182, 34224, 38502, 38824, 39246, 40176, 43677, 45576, 51336, 52328, 57753, 58236, 58869, 59616, 60768, 68364, 68448, 77004, 77648, 78492, 80352, 87354, 91152, 102672, 104656, 115506, 116472, 117738, 131031, 136728, 150443, 154008, 155296, 156984, 174708, 176607, 182304, 205344, 209312, 231012, 232944, 235476, 262062, 273456, 300886, 308016, 313968, 349416, 353214, 393093, 451329, 462024, 465888, 470952, 524124, 529821, 546912, 601772, 616032, 627936, 698832, 706428, 786186, 902658, 924048, 941904, 1048248, 1059642, 1203544, 1353987, 1397664, 1412856, 1572372, 1805316, 1848096, 1883808, 2096496, 2119284, 2407088, 2707974, 2825712, 3144744, 3610632, 4061961, 4192992, 4238568, 4814176, 5415948, 5651424, 6289488, 7221264, 8123922, 8477136, 10831896, 12185883, 12578976, 14442528, 16247844, 16954272, 21663792, 24371766, 32495688, 43327584, 48743532, 64991376, 97487064, 129982752, 194974128, 389948256]

約数ペア:

[(1, 389948256), (2, 194974128), (3, 129982752), (4, 97487064), (6, 64991376), (8, 48743532), (9, 43327584), (12, 32495688), (16, 24371766), (18, 21663792), (23, 16954272), (24, 16247844), (27, 14442528), (31, 12578976), (32, 12185883), (36, 10831896), (46, 8477136), (48, 8123922), (54, 7221264), (62, 6289488), (69, 5651424), (72, 5415948), (81, 4814176), (92, 4238568), (93, 4192992), (96, 4061961), (108, 3610632), (124, 3144744), (138, 2825712), (144, 2707974), (162, 2407088), (184, 2119284), (186, 2096496), (207, 1883808), (211, 1848096), (216, 1805316), (248, 1572372), (276, 1412856), (279, 1397664), (288, 1353987), (324, 1203544), (368, 1059642), (372, 1048248), (414, 941904), (422, 924048), (432, 902658), (496, 786186), (552, 706428), (558, 698832), (621, 627936), (633, 616032), (648, 601772), (713, 546912), (736, 529821), (744, 524124), (828, 470952), (837, 465888), (844, 462024), (864, 451329), (992, 393093), (1104, 353214), (1116, 349416), (1242, 313968), (1266, 308016), (1296, 300886), (1426, 273456), (1488, 262062), (1656, 235476), (1674, 232944), (1688, 231012), (1863, 209312), (1899, 205344), (2139, 182304), (2208, 176607), (2232, 174708), (2484, 156984), (2511, 155296), (2532, 154008), (2592, 150443), (2852, 136728), (2976, 131031), (3312, 117738), (3348, 116472), (3376, 115506), (3726, 104656), (3798, 102672), (4278, 91152), (4464, 87354), (4853, 80352), (4968, 78492), (5022, 77648), (5064, 77004), (5697, 68448), (5704, 68364), (6417, 60768), (6541, 59616), (6624, 58869), (6696, 58236), (6752, 57753), (7452, 52328), (7596, 51336), (8556, 45576), (8928, 43677), (9706, 40176), (9936, 39246), (10044, 38824), (10128, 38502), (11394, 34224), (11408, 34182), (12834, 30384), (13082, 29808), (13392, 29118), (14559, 26784), (14904, 26164), (15192, 25668), (17091, 22816), (17112, 22788), (19251, 20256), (19412, 20088), (19623, 19872)]