381151400

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:161

約数の個数: 288

約数和(自身を含む): 1145016000

約数和(自身を除く): 763864600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 23, 25, 28, 35, 38, 40, 46, 49, 50, 56, 70, 76, 89, 92, 95, 98, 100, 115, 133, 140, 152, 161, 175, 178, 184, 190, 196, 200, 230, 245, 266, 280, 322, 350, 356, 380, 392, 437, 445, 460, 475, 490, 532, 575, 623, 644, 665, 700, 712, 760, 805, 874, 890, 920, 931, 950, 980, 1064, 1127, 1150, 1225, 1246, 1288, 1330, 1400, 1610, 1691, 1748, 1780, 1862, 1900, 1960, 2047, 2185, 2225, 2254, 2300, 2450, 2492, 2660, 3059, 3115, 3220, 3325, 3382, 3496, 3560, 3724, 3800, 4025, 4094, 4361, 4370, 4450, 4508, 4600, 4655, 4900, 4984, 5320, 5635, 6118, 6230, 6440, 6650, 6764, 7448, 8050, 8188, 8455, 8722, 8740, 8900, 9016, 9310, 9800, 10235, 10925, 11270, 11837, 12236, 12460, 13300, 13528, 14329, 15295, 15575, 16100, 16376, 16910, 17444, 17480, 17800, 18620, 20470, 21413, 21805, 21850, 22540, 23275, 23674, 24472, 24920, 26600, 28175, 28658, 30590, 31150, 32200, 33820, 34888, 37240, 38893, 40940, 42275, 42826, 43610, 43700, 45080, 46550, 47348, 51175, 56350, 57316, 59185, 61180, 62300, 67640, 71645, 76475, 77786, 81880, 82859, 84550, 85652, 87220, 87400, 93100, 94696, 100303, 102350, 107065, 109025, 112700, 114632, 118370, 122360, 124600, 143290, 152950, 155572, 165718, 169100, 171304, 174440, 186200, 194465, 200606, 204700, 214130, 218050, 225400, 236740, 272251, 286580, 295925, 305900, 311144, 331436, 338200, 358225, 388930, 401212, 409400, 414295, 428260, 436100, 473480, 501515, 535325, 544502, 573160, 591850, 611800, 662872, 716450, 777860, 802424, 828590, 856520, 872200, 972325, 1003030, 1070650, 1089004, 1183700, 1361255, 1432900, 1555720, 1657180, 1905757, 1944650, 2006060, 2071475, 2141300, 2178008, 2367400, 2507575, 2722510, 2865800, 3314360, 3811514, 3889300, 4012120, 4142950, 4282600, 5015150, 5445020, 6806275, 7623028, 7778600, 8285900, 9528785, 10030300, 10890040, 13612550, 15246056, 16571800, 19057570, 20060600, 27225100, 38115140, 47643925, 54450200, 76230280, 95287850, 190575700, 381151400]

約数ペア:

[(1, 381151400), (2, 190575700), (4, 95287850), (5, 76230280), (7, 54450200), (8, 47643925), (10, 38115140), (14, 27225100), (19, 20060600), (20, 19057570), (23, 16571800), (25, 15246056), (28, 13612550), (35, 10890040), (38, 10030300), (40, 9528785), (46, 8285900), (49, 7778600), (50, 7623028), (56, 6806275), (70, 5445020), (76, 5015150), (89, 4282600), (92, 4142950), (95, 4012120), (98, 3889300), (100, 3811514), (115, 3314360), (133, 2865800), (140, 2722510), (152, 2507575), (161, 2367400), (175, 2178008), (178, 2141300), (184, 2071475), (190, 2006060), (196, 1944650), (200, 1905757), (230, 1657180), (245, 1555720), (266, 1432900), (280, 1361255), (322, 1183700), (350, 1089004), (356, 1070650), (380, 1003030), (392, 972325), (437, 872200), (445, 856520), (460, 828590), (475, 802424), (490, 777860), (532, 716450), (575, 662872), (623, 611800), (644, 591850), (665, 573160), (700, 544502), (712, 535325), (760, 501515), (805, 473480), (874, 436100), (890, 428260), (920, 414295), (931, 409400), (950, 401212), (980, 388930), (1064, 358225), (1127, 338200), (1150, 331436), (1225, 311144), (1246, 305900), (1288, 295925), (1330, 286580), (1400, 272251), (1610, 236740), (1691, 225400), (1748, 218050), (1780, 214130), (1862, 204700), (1900, 200606), (1960, 194465), (2047, 186200), (2185, 174440), (2225, 171304), (2254, 169100), (2300, 165718), (2450, 155572), (2492, 152950), (2660, 143290), (3059, 124600), (3115, 122360), (3220, 118370), (3325, 114632), (3382, 112700), (3496, 109025), (3560, 107065), (3724, 102350), (3800, 100303), (4025, 94696), (4094, 93100), (4361, 87400), (4370, 87220), (4450, 85652), (4508, 84550), (4600, 82859), (4655, 81880), (4900, 77786), (4984, 76475), (5320, 71645), (5635, 67640), (6118, 62300), (6230, 61180), (6440, 59185), (6650, 57316), (6764, 56350), (7448, 51175), (8050, 47348), (8188, 46550), (8455, 45080), (8722, 43700), (8740, 43610), (8900, 42826), (9016, 42275), (9310, 40940), (9800, 38893), (10235, 37240), (10925, 34888), (11270, 33820), (11837, 32200), (12236, 31150), (12460, 30590), (13300, 28658), (13528, 28175), (14329, 26600), (15295, 24920), (15575, 24472), (16100, 23674), (16376, 23275), (16910, 22540), (17444, 21850), (17480, 21805), (17800, 21413), (18620, 20470)]