157555440

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{727}}^1$

素因数の和:796

約数の個数: 240

約数和(自身を含む): 619627008

約数和(自身を除く): 462071568

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 43, 45, 48, 56, 60, 63, 70, 72, 80, 84, 86, 90, 105, 112, 120, 126, 129, 140, 144, 168, 172, 180, 210, 215, 240, 252, 258, 280, 301, 315, 336, 344, 360, 387, 420, 430, 504, 516, 560, 602, 630, 645, 688, 720, 727, 774, 840, 860, 903, 1008, 1032, 1204, 1260, 1290, 1454, 1505, 1548, 1680, 1720, 1806, 1935, 2064, 2181, 2408, 2520, 2580, 2709, 2908, 3010, 3096, 3440, 3612, 3635, 3870, 4362, 4515, 4816, 5040, 5089, 5160, 5418, 5816, 6020, 6192, 6543, 7224, 7270, 7740, 8724, 9030, 10178, 10320, 10836, 10905, 11632, 12040, 13086, 13545, 14448, 14540, 15267, 15480, 17448, 18060, 20356, 21672, 21810, 24080, 25445, 26172, 27090, 29080, 30534, 30960, 31261, 32715, 34896, 36120, 40712, 43344, 43620, 45801, 50890, 52344, 54180, 58160, 61068, 62522, 65430, 72240, 76335, 81424, 87240, 91602, 93783, 101780, 104688, 108360, 122136, 125044, 130860, 152670, 156305, 174480, 183204, 187566, 203560, 216720, 218827, 229005, 244272, 250088, 261720, 281349, 305340, 312610, 366408, 375132, 407120, 437654, 458010, 468915, 500176, 523440, 562698, 610680, 625220, 656481, 732816, 750264, 875308, 916020, 937830, 1094135, 1125396, 1221360, 1250440, 1312962, 1406745, 1500528, 1750616, 1832040, 1875660, 1969443, 2188270, 2250792, 2500880, 2625924, 2813490, 3282405, 3501232, 3664080, 3751320, 3938886, 4376540, 4501584, 5251848, 5626980, 6564810, 7502640, 7877772, 8753080, 9847215, 10503696, 11253960, 13129620, 15755544, 17506160, 19694430, 22507920, 26259240, 31511088, 39388860, 52518480, 78777720, 157555440]

約数ペア:

[(1, 157555440), (2, 78777720), (3, 52518480), (4, 39388860), (5, 31511088), (6, 26259240), (7, 22507920), (8, 19694430), (9, 17506160), (10, 15755544), (12, 13129620), (14, 11253960), (15, 10503696), (16, 9847215), (18, 8753080), (20, 7877772), (21, 7502640), (24, 6564810), (28, 5626980), (30, 5251848), (35, 4501584), (36, 4376540), (40, 3938886), (42, 3751320), (43, 3664080), (45, 3501232), (48, 3282405), (56, 2813490), (60, 2625924), (63, 2500880), (70, 2250792), (72, 2188270), (80, 1969443), (84, 1875660), (86, 1832040), (90, 1750616), (105, 1500528), (112, 1406745), (120, 1312962), (126, 1250440), (129, 1221360), (140, 1125396), (144, 1094135), (168, 937830), (172, 916020), (180, 875308), (210, 750264), (215, 732816), (240, 656481), (252, 625220), (258, 610680), (280, 562698), (301, 523440), (315, 500176), (336, 468915), (344, 458010), (360, 437654), (387, 407120), (420, 375132), (430, 366408), (504, 312610), (516, 305340), (560, 281349), (602, 261720), (630, 250088), (645, 244272), (688, 229005), (720, 218827), (727, 216720), (774, 203560), (840, 187566), (860, 183204), (903, 174480), (1008, 156305), (1032, 152670), (1204, 130860), (1260, 125044), (1290, 122136), (1454, 108360), (1505, 104688), (1548, 101780), (1680, 93783), (1720, 91602), (1806, 87240), (1935, 81424), (2064, 76335), (2181, 72240), (2408, 65430), (2520, 62522), (2580, 61068), (2709, 58160), (2908, 54180), (3010, 52344), (3096, 50890), (3440, 45801), (3612, 43620), (3635, 43344), (3870, 40712), (4362, 36120), (4515, 34896), (4816, 32715), (5040, 31261), (5089, 30960), (5160, 30534), (5418, 29080), (5816, 27090), (6020, 26172), (6192, 25445), (6543, 24080), (7224, 21810), (7270, 21672), (7740, 20356), (8724, 18060), (9030, 17448), (10178, 15480), (10320, 15267), (10836, 14540), (10905, 14448), (11632, 13545), (12040, 13086)]