216793280

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^3\times {\mathrm{509}}^1$

素因数の和:559

約数の個数: 112

約数和(自身を含む): 568939680

約数和(自身を除く): 352146400

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 160, 176, 220, 242, 320, 352, 440, 484, 509, 605, 704, 880, 968, 1018, 1210, 1331, 1760, 1936, 2036, 2420, 2545, 2662, 3520, 3872, 4072, 4840, 5090, 5324, 5599, 6655, 7744, 8144, 9680, 10180, 10648, 11198, 13310, 16288, 19360, 20360, 21296, 22396, 26620, 27995, 32576, 38720, 40720, 42592, 44792, 53240, 55990, 61589, 81440, 85184, 89584, 106480, 111980, 123178, 162880, 179168, 212960, 223960, 246356, 307945, 358336, 425920, 447920, 492712, 615890, 677479, 895840, 985424, 1231780, 1354958, 1791680, 1970848, 2463560, 2709916, 3387395, 3941696, 4927120, 5419832, 6774790, 9854240, 10839664, 13549580, 19708480, 21679328, 27099160, 43358656, 54198320, 108396640, 216793280]

約数ペア:

[(1, 216793280), (2, 108396640), (4, 54198320), (5, 43358656), (8, 27099160), (10, 21679328), (11, 19708480), (16, 13549580), (20, 10839664), (22, 9854240), (32, 6774790), (40, 5419832), (44, 4927120), (55, 3941696), (64, 3387395), (80, 2709916), (88, 2463560), (110, 1970848), (121, 1791680), (160, 1354958), (176, 1231780), (220, 985424), (242, 895840), (320, 677479), (352, 615890), (440, 492712), (484, 447920), (509, 425920), (605, 358336), (704, 307945), (880, 246356), (968, 223960), (1018, 212960), (1210, 179168), (1331, 162880), (1760, 123178), (1936, 111980), (2036, 106480), (2420, 89584), (2545, 85184), (2662, 81440), (3520, 61589), (3872, 55990), (4072, 53240), (4840, 44792), (5090, 42592), (5324, 40720), (5599, 38720), (6655, 32576), (7744, 27995), (8144, 26620), (9680, 22396), (10180, 21296), (10648, 20360), (11198, 19360), (13310, 16288)]