221304160

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:138

約数の個数: 288

約数和(自身を含む): 694987776

約数和(自身を除く): 473683616

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 23, 28, 32, 35, 40, 44, 46, 55, 56, 70, 71, 77, 80, 88, 92, 110, 112, 115, 121, 140, 142, 154, 160, 161, 176, 184, 220, 224, 230, 242, 253, 280, 284, 308, 322, 352, 355, 368, 385, 440, 460, 484, 497, 506, 560, 568, 605, 616, 644, 710, 736, 770, 781, 805, 847, 880, 920, 968, 994, 1012, 1120, 1136, 1210, 1232, 1265, 1288, 1420, 1540, 1562, 1610, 1633, 1694, 1760, 1771, 1840, 1936, 1988, 2024, 2272, 2420, 2464, 2485, 2530, 2576, 2783, 2840, 3080, 3124, 3220, 3266, 3388, 3542, 3680, 3872, 3905, 3976, 4048, 4235, 4840, 4970, 5060, 5152, 5467, 5566, 5680, 6160, 6248, 6440, 6532, 6776, 7084, 7810, 7952, 8096, 8165, 8470, 8591, 8855, 9680, 9940, 10120, 10934, 11132, 11360, 11431, 12320, 12496, 12880, 13064, 13552, 13915, 14168, 15620, 15904, 16330, 16940, 17182, 17710, 17963, 19360, 19481, 19880, 20240, 21868, 22264, 22862, 24992, 25760, 26128, 27104, 27335, 27830, 28336, 31240, 32660, 33880, 34364, 35420, 35926, 38962, 39760, 40480, 42955, 43736, 44528, 45724, 52256, 54670, 55660, 56672, 57155, 60137, 62480, 65320, 67760, 68728, 70840, 71852, 77924, 79520, 85910, 87472, 89056, 89815, 91448, 97405, 109340, 111320, 114310, 120274, 124960, 125741, 130640, 135520, 137456, 141680, 143704, 155848, 171820, 174944, 179630, 182896, 194810, 197593, 218680, 222640, 228620, 240548, 251482, 261280, 274912, 283360, 287408, 300685, 311696, 343640, 359260, 365792, 389620, 395186, 437360, 445280, 457240, 481096, 502964, 574816, 601370, 623392, 628705, 687280, 718520, 779240, 790372, 874720, 914480, 962192, 987965, 1005928, 1202740, 1257410, 1374560, 1383151, 1437040, 1558480, 1580744, 1828960, 1924384, 1975930, 2011856, 2405480, 2514820, 2766302, 2874080, 3116960, 3161488, 3951860, 4023712, 4810960, 5029640, 5532604, 6322976, 6915755, 7903720, 9621920, 10059280, 11065208, 13831510, 15807440, 20118560, 22130416, 27663020, 31614880, 44260832, 55326040, 110652080, 221304160]

約数ペア:

[(1, 221304160), (2, 110652080), (4, 55326040), (5, 44260832), (7, 31614880), (8, 27663020), (10, 22130416), (11, 20118560), (14, 15807440), (16, 13831510), (20, 11065208), (22, 10059280), (23, 9621920), (28, 7903720), (32, 6915755), (35, 6322976), (40, 5532604), (44, 5029640), (46, 4810960), (55, 4023712), (56, 3951860), (70, 3161488), (71, 3116960), (77, 2874080), (80, 2766302), (88, 2514820), (92, 2405480), (110, 2011856), (112, 1975930), (115, 1924384), (121, 1828960), (140, 1580744), (142, 1558480), (154, 1437040), (160, 1383151), (161, 1374560), (176, 1257410), (184, 1202740), (220, 1005928), (224, 987965), (230, 962192), (242, 914480), (253, 874720), (280, 790372), (284, 779240), (308, 718520), (322, 687280), (352, 628705), (355, 623392), (368, 601370), (385, 574816), (440, 502964), (460, 481096), (484, 457240), (497, 445280), (506, 437360), (560, 395186), (568, 389620), (605, 365792), (616, 359260), (644, 343640), (710, 311696), (736, 300685), (770, 287408), (781, 283360), (805, 274912), (847, 261280), (880, 251482), (920, 240548), (968, 228620), (994, 222640), (1012, 218680), (1120, 197593), (1136, 194810), (1210, 182896), (1232, 179630), (1265, 174944), (1288, 171820), (1420, 155848), (1540, 143704), (1562, 141680), (1610, 137456), (1633, 135520), (1694, 130640), (1760, 125741), (1771, 124960), (1840, 120274), (1936, 114310), (1988, 111320), (2024, 109340), (2272, 97405), (2420, 91448), (2464, 89815), (2485, 89056), (2530, 87472), (2576, 85910), (2783, 79520), (2840, 77924), (3080, 71852), (3124, 70840), (3220, 68728), (3266, 67760), (3388, 65320), (3542, 62480), (3680, 60137), (3872, 57155), (3905, 56672), (3976, 55660), (4048, 54670), (4235, 52256), (4840, 45724), (4970, 44528), (5060, 43736), (5152, 42955), (5467, 40480), (5566, 39760), (5680, 38962), (6160, 35926), (6248, 35420), (6440, 34364), (6532, 33880), (6776, 32660), (7084, 31240), (7810, 28336), (7952, 27830), (8096, 27335), (8165, 27104), (8470, 26128), (8591, 25760), (8855, 24992), (9680, 22862), (9940, 22264), (10120, 21868), (10934, 20240), (11132, 19880), (11360, 19481), (11431, 19360), (12320, 17963), (12496, 17710), (12880, 17182), (13064, 16940), (13552, 16330), (13915, 15904), (14168, 15620)]