390995808

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{137}}^2$

素因数の和:325

約数の個数: 144

約数和(自身を含む): 1219728384

約数和(自身を除く): 828732576

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 32, 42, 48, 56, 62, 84, 93, 96, 112, 124, 137, 168, 186, 217, 224, 248, 274, 336, 372, 411, 434, 496, 548, 651, 672, 744, 822, 868, 959, 992, 1096, 1302, 1488, 1644, 1736, 1918, 2192, 2604, 2877, 2976, 3288, 3472, 3836, 4247, 4384, 5208, 5754, 6576, 6944, 7672, 8494, 10416, 11508, 12741, 13152, 15344, 16988, 18769, 20832, 23016, 25482, 29729, 30688, 33976, 37538, 46032, 50964, 56307, 59458, 67952, 75076, 89187, 92064, 101928, 112614, 118916, 131383, 135904, 150152, 178374, 203856, 225228, 237832, 262766, 300304, 356748, 394149, 407712, 450456, 475664, 525532, 581839, 600608, 713496, 788298, 900912, 951328, 1051064, 1163678, 1426992, 1576596, 1745517, 1801824, 2102128, 2327356, 2853984, 3153192, 3491034, 4072873, 4204256, 4654712, 6306384, 6982068, 8145746, 9309424, 12218619, 12612768, 13964136, 16291492, 18618848, 24437238, 27928272, 32582984, 48874476, 55856544, 65165968, 97748952, 130331936, 195497904, 390995808]

約数ペア:

[(1, 390995808), (2, 195497904), (3, 130331936), (4, 97748952), (6, 65165968), (7, 55856544), (8, 48874476), (12, 32582984), (14, 27928272), (16, 24437238), (21, 18618848), (24, 16291492), (28, 13964136), (31, 12612768), (32, 12218619), (42, 9309424), (48, 8145746), (56, 6982068), (62, 6306384), (84, 4654712), (93, 4204256), (96, 4072873), (112, 3491034), (124, 3153192), (137, 2853984), (168, 2327356), (186, 2102128), (217, 1801824), (224, 1745517), (248, 1576596), (274, 1426992), (336, 1163678), (372, 1051064), (411, 951328), (434, 900912), (496, 788298), (548, 713496), (651, 600608), (672, 581839), (744, 525532), (822, 475664), (868, 450456), (959, 407712), (992, 394149), (1096, 356748), (1302, 300304), (1488, 262766), (1644, 237832), (1736, 225228), (1918, 203856), (2192, 178374), (2604, 150152), (2877, 135904), (2976, 131383), (3288, 118916), (3472, 112614), (3836, 101928), (4247, 92064), (4384, 89187), (5208, 75076), (5754, 67952), (6576, 59458), (6944, 56307), (7672, 50964), (8494, 46032), (10416, 37538), (11508, 33976), (12741, 30688), (13152, 29729), (15344, 25482), (16988, 23016), (18769, 20832)]