31879656

素因数分解:

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

素因数の和:98

約数の個数: 144

約数和(自身を含む): 96620160

約数和(自身を除く): 64740504

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 27, 31, 36, 46, 54, 62, 69, 72, 81, 92, 93, 108, 124, 138, 162, 184, 186, 207, 216, 243, 248, 276, 279, 324, 372, 414, 486, 529, 552, 558, 621, 648, 713, 744, 828, 837, 972, 1058, 1116, 1242, 1426, 1587, 1656, 1674, 1863, 1944, 2116, 2139, 2232, 2484, 2511, 2852, 3174, 3348, 3726, 4232, 4278, 4761, 4968, 5022, 5589, 5704, 6348, 6417, 6696, 7452, 7533, 8556, 9522, 10044, 11178, 12696, 12834, 14283, 14904, 15066, 16399, 17112, 19044, 19251, 20088, 22356, 25668, 28566, 30132, 32798, 38088, 38502, 42849, 44712, 49197, 51336, 57132, 57753, 60264, 65596, 77004, 85698, 98394, 114264, 115506, 128547, 131192, 147591, 154008, 171396, 173259, 196788, 231012, 257094, 295182, 342792, 346518, 393576, 442773, 462024, 514188, 590364, 693036, 885546, 1028376, 1180728, 1328319, 1386072, 1771092, 2656638, 3542184, 3984957, 5313276, 7969914, 10626552, 15939828, 31879656]

約数ペア:

[(1, 31879656), (2, 15939828), (3, 10626552), (4, 7969914), (6, 5313276), (8, 3984957), (9, 3542184), (12, 2656638), (18, 1771092), (23, 1386072), (24, 1328319), (27, 1180728), (31, 1028376), (36, 885546), (46, 693036), (54, 590364), (62, 514188), (69, 462024), (72, 442773), (81, 393576), (92, 346518), (93, 342792), (108, 295182), (124, 257094), (138, 231012), (162, 196788), (184, 173259), (186, 171396), (207, 154008), (216, 147591), (243, 131192), (248, 128547), (276, 115506), (279, 114264), (324, 98394), (372, 85698), (414, 77004), (486, 65596), (529, 60264), (552, 57753), (558, 57132), (621, 51336), (648, 49197), (713, 44712), (744, 42849), (828, 38502), (837, 38088), (972, 32798), (1058, 30132), (1116, 28566), (1242, 25668), (1426, 22356), (1587, 20088), (1656, 19251), (1674, 19044), (1863, 17112), (1944, 16399), (2116, 15066), (2139, 14904), (2232, 14283), (2484, 12834), (2511, 12696), (2852, 11178), (3174, 10044), (3348, 9522), (3726, 8556), (4232, 7533), (4278, 7452), (4761, 6696), (4968, 6417), (5022, 6348), (5589, 5704)]