219503808

素因数分解:

$2^6\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1$

素因数の和:715

約数の個数: 168

約数和(自身を含む): 684702720

約数和(自身を除く): 465198912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 31, 32, 36, 38, 48, 57, 62, 64, 72, 76, 93, 96, 114, 124, 144, 152, 171, 186, 192, 228, 248, 279, 288, 304, 342, 372, 456, 496, 558, 576, 589, 608, 647, 684, 744, 912, 992, 1116, 1178, 1216, 1294, 1368, 1488, 1767, 1824, 1941, 1984, 2232, 2356, 2588, 2736, 2976, 3534, 3648, 3882, 4464, 4712, 5176, 5301, 5472, 5823, 5952, 7068, 7764, 8928, 9424, 10352, 10602, 10944, 11646, 12293, 14136, 15528, 17856, 18848, 20057, 20704, 21204, 23292, 24586, 28272, 31056, 36879, 37696, 40114, 41408, 42408, 46584, 49172, 56544, 60171, 62112, 73758, 80228, 84816, 93168, 98344, 110637, 113088, 120342, 124224, 147516, 160456, 169632, 180513, 186336, 196688, 221274, 240684, 295032, 320912, 339264, 361026, 372672, 381083, 393376, 442548, 481368, 590064, 641824, 722052, 762166, 786752, 885096, 962736, 1143249, 1180128, 1283648, 1444104, 1524332, 1770192, 1925472, 2286498, 2360256, 2888208, 3048664, 3429747, 3540384, 3850944, 4572996, 5776416, 6097328, 6859494, 7080768, 9145992, 11552832, 12194656, 13718988, 18291984, 24389312, 27437976, 36583968, 54875952, 73167936, 109751904, 219503808]

約数ペア:

[(1, 219503808), (2, 109751904), (3, 73167936), (4, 54875952), (6, 36583968), (8, 27437976), (9, 24389312), (12, 18291984), (16, 13718988), (18, 12194656), (19, 11552832), (24, 9145992), (31, 7080768), (32, 6859494), (36, 6097328), (38, 5776416), (48, 4572996), (57, 3850944), (62, 3540384), (64, 3429747), (72, 3048664), (76, 2888208), (93, 2360256), (96, 2286498), (114, 1925472), (124, 1770192), (144, 1524332), (152, 1444104), (171, 1283648), (186, 1180128), (192, 1143249), (228, 962736), (248, 885096), (279, 786752), (288, 762166), (304, 722052), (342, 641824), (372, 590064), (456, 481368), (496, 442548), (558, 393376), (576, 381083), (589, 372672), (608, 361026), (647, 339264), (684, 320912), (744, 295032), (912, 240684), (992, 221274), (1116, 196688), (1178, 186336), (1216, 180513), (1294, 169632), (1368, 160456), (1488, 147516), (1767, 124224), (1824, 120342), (1941, 113088), (1984, 110637), (2232, 98344), (2356, 93168), (2588, 84816), (2736, 80228), (2976, 73758), (3534, 62112), (3648, 60171), (3882, 56544), (4464, 49172), (4712, 46584), (5176, 42408), (5301, 41408), (5472, 40114), (5823, 37696), (5952, 36879), (7068, 31056), (7764, 28272), (8928, 24586), (9424, 23292), (10352, 21204), (10602, 20704), (10944, 20057), (11646, 18848), (12293, 17856), (14136, 15528)]