400581120

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1213}}^1$

素因数の和:1282

約数の個数: 160

約数和(自身を含む): 1311469632

約数和(自身を除く): 910888512

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 64, 80, 86, 96, 120, 128, 129, 160, 172, 192, 215, 240, 256, 258, 320, 344, 384, 430, 480, 512, 516, 640, 645, 688, 768, 860, 960, 1032, 1213, 1280, 1290, 1376, 1536, 1720, 1920, 2064, 2426, 2560, 2580, 2752, 3440, 3639, 3840, 4128, 4852, 5160, 5504, 6065, 6880, 7278, 7680, 8256, 9704, 10320, 11008, 12130, 13760, 14556, 16512, 18195, 19408, 20640, 22016, 24260, 27520, 29112, 33024, 36390, 38816, 41280, 48520, 52159, 55040, 58224, 66048, 72780, 77632, 82560, 97040, 104318, 110080, 116448, 145560, 155264, 156477, 165120, 194080, 208636, 232896, 260795, 291120, 310528, 312954, 330240, 388160, 417272, 465792, 521590, 582240, 621056, 625908, 776320, 782385, 834544, 931584, 1043180, 1164480, 1251816, 1552640, 1564770, 1669088, 1863168, 2086360, 2328960, 2503632, 3105280, 3129540, 3338176, 4172720, 4657920, 5007264, 6259080, 6676352, 8345440, 9315840, 10014528, 12518160, 13352704, 16690880, 20029056, 25036320, 26705408, 33381760, 40058112, 50072640, 66763520, 80116224, 100145280, 133527040, 200290560, 400581120]

約数ペア:

[(1, 400581120), (2, 200290560), (3, 133527040), (4, 100145280), (5, 80116224), (6, 66763520), (8, 50072640), (10, 40058112), (12, 33381760), (15, 26705408), (16, 25036320), (20, 20029056), (24, 16690880), (30, 13352704), (32, 12518160), (40, 10014528), (43, 9315840), (48, 8345440), (60, 6676352), (64, 6259080), (80, 5007264), (86, 4657920), (96, 4172720), (120, 3338176), (128, 3129540), (129, 3105280), (160, 2503632), (172, 2328960), (192, 2086360), (215, 1863168), (240, 1669088), (256, 1564770), (258, 1552640), (320, 1251816), (344, 1164480), (384, 1043180), (430, 931584), (480, 834544), (512, 782385), (516, 776320), (640, 625908), (645, 621056), (688, 582240), (768, 521590), (860, 465792), (960, 417272), (1032, 388160), (1213, 330240), (1280, 312954), (1290, 310528), (1376, 291120), (1536, 260795), (1720, 232896), (1920, 208636), (2064, 194080), (2426, 165120), (2560, 156477), (2580, 155264), (2752, 145560), (3440, 116448), (3639, 110080), (3840, 104318), (4128, 97040), (4852, 82560), (5160, 77632), (5504, 72780), (6065, 66048), (6880, 58224), (7278, 55040), (7680, 52159), (8256, 48520), (9704, 41280), (10320, 38816), (11008, 36390), (12130, 33024), (13760, 29112), (14556, 27520), (16512, 24260), (18195, 22016), (19408, 20640)]