318885984

素因数分解:

$2^5\times 3^5\times {\mathrm{23}}^1\times {\mathrm{1783}}^1$

素因数の和:1831

約数の個数: 144

約数和(自身を含む): 981856512

約数和(自身を除く): 662970528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 32, 36, 46, 48, 54, 69, 72, 81, 92, 96, 108, 138, 144, 162, 184, 207, 216, 243, 276, 288, 324, 368, 414, 432, 486, 552, 621, 648, 736, 828, 864, 972, 1104, 1242, 1296, 1656, 1783, 1863, 1944, 2208, 2484, 2592, 3312, 3566, 3726, 3888, 4968, 5349, 5589, 6624, 7132, 7452, 7776, 9936, 10698, 11178, 14264, 14904, 16047, 19872, 21396, 22356, 28528, 29808, 32094, 41009, 42792, 44712, 48141, 57056, 59616, 64188, 82018, 85584, 89424, 96282, 123027, 128376, 144423, 164036, 171168, 178848, 192564, 246054, 256752, 288846, 328072, 369081, 385128, 433269, 492108, 513504, 577692, 656144, 738162, 770256, 866538, 984216, 1107243, 1155384, 1312288, 1476324, 1540512, 1733076, 1968432, 2214486, 2310768, 2952648, 3321729, 3466152, 3936864, 4428972, 4621536, 5905296, 6643458, 6932304, 8857944, 9965187, 11810592, 13286916, 13864608, 17715888, 19930374, 26573832, 35431776, 39860748, 53147664, 79721496, 106295328, 159442992, 318885984]

約数ペア:

[(1, 318885984), (2, 159442992), (3, 106295328), (4, 79721496), (6, 53147664), (8, 39860748), (9, 35431776), (12, 26573832), (16, 19930374), (18, 17715888), (23, 13864608), (24, 13286916), (27, 11810592), (32, 9965187), (36, 8857944), (46, 6932304), (48, 6643458), (54, 5905296), (69, 4621536), (72, 4428972), (81, 3936864), (92, 3466152), (96, 3321729), (108, 2952648), (138, 2310768), (144, 2214486), (162, 1968432), (184, 1733076), (207, 1540512), (216, 1476324), (243, 1312288), (276, 1155384), (288, 1107243), (324, 984216), (368, 866538), (414, 770256), (432, 738162), (486, 656144), (552, 577692), (621, 513504), (648, 492108), (736, 433269), (828, 385128), (864, 369081), (972, 328072), (1104, 288846), (1242, 256752), (1296, 246054), (1656, 192564), (1783, 178848), (1863, 171168), (1944, 164036), (2208, 144423), (2484, 128376), (2592, 123027), (3312, 96282), (3566, 89424), (3726, 85584), (3888, 82018), (4968, 64188), (5349, 59616), (5589, 57056), (6624, 48141), (7132, 44712), (7452, 42792), (7776, 41009), (9936, 32094), (10698, 29808), (11178, 28528), (14264, 22356), (14904, 21396), (16047, 19872)]