618431152

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{479}}^1$

素因数の和:674

約数の個数: 80

約数和(自身を含む): 1314201600

約数和(自身を除く): 695770448

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 124, 137, 152, 248, 274, 304, 479, 496, 548, 589, 958, 1096, 1178, 1916, 2192, 2356, 2603, 3832, 4247, 4712, 5206, 7664, 8494, 9101, 9424, 10412, 14849, 16988, 18202, 20824, 29698, 33976, 36404, 41648, 59396, 65623, 67952, 72808, 80693, 118792, 131246, 145616, 161386, 237584, 262492, 282131, 322772, 524984, 564262, 645544, 1049968, 1128524, 1246837, 1291088, 2034313, 2257048, 2493674, 4068626, 4514096, 4987348, 8137252, 9974696, 16274504, 19949392, 32549008, 38651947, 77303894, 154607788, 309215576, 618431152]

約数ペア:

[(1, 618431152), (2, 309215576), (4, 154607788), (8, 77303894), (16, 38651947), (19, 32549008), (31, 19949392), (38, 16274504), (62, 9974696), (76, 8137252), (124, 4987348), (137, 4514096), (152, 4068626), (248, 2493674), (274, 2257048), (304, 2034313), (479, 1291088), (496, 1246837), (548, 1128524), (589, 1049968), (958, 645544), (1096, 564262), (1178, 524984), (1916, 322772), (2192, 282131), (2356, 262492), (2603, 237584), (3832, 161386), (4247, 145616), (4712, 131246), (5206, 118792), (7664, 80693), (8494, 72808), (9101, 67952), (9424, 65623), (10412, 59396), (14849, 41648), (16988, 36404), (18202, 33976), (20824, 29698)]