217684512

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{557}}^1$

素因数の和:655

約数の個数: 144

約数和(自身を含む): 658082880

約数和(自身を除く): 440398368

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 59, 69, 72, 92, 96, 118, 138, 144, 177, 184, 207, 236, 276, 288, 354, 368, 414, 472, 531, 552, 557, 708, 736, 828, 944, 1062, 1104, 1114, 1357, 1416, 1656, 1671, 1888, 2124, 2208, 2228, 2714, 2832, 3312, 3342, 4071, 4248, 4456, 5013, 5428, 5664, 6624, 6684, 8142, 8496, 8912, 10026, 10856, 12213, 12811, 13368, 16284, 16992, 17824, 20052, 21712, 24426, 25622, 26736, 32568, 32863, 38433, 40104, 43424, 48852, 51244, 53472, 65136, 65726, 76866, 80208, 97704, 98589, 102488, 115299, 130272, 131452, 153732, 160416, 195408, 197178, 204976, 230598, 262904, 295767, 307464, 390816, 394356, 409952, 461196, 525808, 591534, 614928, 755849, 788712, 922392, 1051616, 1183068, 1229856, 1511698, 1577424, 1844784, 2267547, 2366136, 3023396, 3154848, 3689568, 4535094, 4732272, 6046792, 6802641, 9070188, 9464544, 12093584, 13605282, 18140376, 24187168, 27210564, 36280752, 54421128, 72561504, 108842256, 217684512]

約数ペア:

[(1, 217684512), (2, 108842256), (3, 72561504), (4, 54421128), (6, 36280752), (8, 27210564), (9, 24187168), (12, 18140376), (16, 13605282), (18, 12093584), (23, 9464544), (24, 9070188), (32, 6802641), (36, 6046792), (46, 4732272), (48, 4535094), (59, 3689568), (69, 3154848), (72, 3023396), (92, 2366136), (96, 2267547), (118, 1844784), (138, 1577424), (144, 1511698), (177, 1229856), (184, 1183068), (207, 1051616), (236, 922392), (276, 788712), (288, 755849), (354, 614928), (368, 591534), (414, 525808), (472, 461196), (531, 409952), (552, 394356), (557, 390816), (708, 307464), (736, 295767), (828, 262904), (944, 230598), (1062, 204976), (1104, 197178), (1114, 195408), (1357, 160416), (1416, 153732), (1656, 131452), (1671, 130272), (1888, 115299), (2124, 102488), (2208, 98589), (2228, 97704), (2714, 80208), (2832, 76866), (3312, 65726), (3342, 65136), (4071, 53472), (4248, 51244), (4456, 48852), (5013, 43424), (5428, 40104), (5664, 38433), (6624, 32863), (6684, 32568), (8142, 26736), (8496, 25622), (8912, 24426), (10026, 21712), (10856, 20052), (12213, 17824), (12811, 16992), (13368, 16284)]