291771008

素因数分解:

$2^7\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:230

約数の個数: 96

約数和(自身を含む): 631747200

約数和(自身を除く): 339976192

約数列:

[1, 2, 4, 8, 16, 23, 31, 32, 46, 62, 64, 92, 124, 128, 139, 184, 248, 278, 368, 496, 529, 556, 713, 736, 992, 1058, 1112, 1426, 1472, 1984, 2116, 2224, 2852, 2944, 3197, 3968, 4232, 4309, 4448, 5704, 6394, 8464, 8618, 8896, 11408, 12788, 16399, 16928, 17236, 17792, 22816, 25576, 32798, 33856, 34472, 45632, 51152, 65596, 67712, 68944, 73531, 91264, 99107, 102304, 131192, 137888, 147062, 198214, 204608, 262384, 275776, 294124, 396428, 409216, 524768, 551552, 588248, 792856, 1049536, 1176496, 1585712, 2099072, 2279461, 2352992, 3171424, 4558922, 4705984, 6342848, 9117844, 9411968, 12685696, 18235688, 36471376, 72942752, 145885504, 291771008]

約数ペア:

[(1, 291771008), (2, 145885504), (4, 72942752), (8, 36471376), (16, 18235688), (23, 12685696), (31, 9411968), (32, 9117844), (46, 6342848), (62, 4705984), (64, 4558922), (92, 3171424), (124, 2352992), (128, 2279461), (139, 2099072), (184, 1585712), (248, 1176496), (278, 1049536), (368, 792856), (496, 588248), (529, 551552), (556, 524768), (713, 409216), (736, 396428), (992, 294124), (1058, 275776), (1112, 262384), (1426, 204608), (1472, 198214), (1984, 147062), (2116, 137888), (2224, 131192), (2852, 102304), (2944, 99107), (3197, 91264), (3968, 73531), (4232, 68944), (4309, 67712), (4448, 65596), (5704, 51152), (6394, 45632), (8464, 34472), (8618, 33856), (8896, 32798), (11408, 25576), (12788, 22816), (16399, 17792), (16928, 17236)]