171883040

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{43}}^2\times {\mathrm{83}}^1$

素因数の和:191

約数の個数: 144

約数和(自身を含む): 480852288

約数和(自身を除く): 308969248

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 56, 70, 80, 83, 86, 112, 140, 160, 166, 172, 215, 224, 280, 301, 332, 344, 415, 430, 560, 581, 602, 664, 688, 830, 860, 1120, 1162, 1204, 1328, 1376, 1505, 1660, 1720, 1849, 2324, 2408, 2656, 2905, 3010, 3320, 3440, 3569, 3698, 4648, 4816, 5810, 6020, 6640, 6880, 7138, 7396, 9245, 9296, 9632, 11620, 12040, 12943, 13280, 14276, 14792, 17845, 18490, 18592, 23240, 24080, 24983, 25886, 28552, 29584, 35690, 36980, 46480, 48160, 49966, 51772, 57104, 59168, 64715, 71380, 73960, 92960, 99932, 103544, 114208, 124915, 129430, 142760, 147920, 153467, 199864, 207088, 249830, 258860, 285520, 295840, 306934, 399728, 414176, 499660, 517720, 571040, 613868, 767335, 799456, 999320, 1035440, 1074269, 1227736, 1534670, 1998640, 2070880, 2148538, 2455472, 3069340, 3997280, 4297076, 4910944, 5371345, 6138680, 8594152, 10742690, 12277360, 17188304, 21485380, 24554720, 34376608, 42970760, 85941520, 171883040]

約数ペア:

[(1, 171883040), (2, 85941520), (4, 42970760), (5, 34376608), (7, 24554720), (8, 21485380), (10, 17188304), (14, 12277360), (16, 10742690), (20, 8594152), (28, 6138680), (32, 5371345), (35, 4910944), (40, 4297076), (43, 3997280), (56, 3069340), (70, 2455472), (80, 2148538), (83, 2070880), (86, 1998640), (112, 1534670), (140, 1227736), (160, 1074269), (166, 1035440), (172, 999320), (215, 799456), (224, 767335), (280, 613868), (301, 571040), (332, 517720), (344, 499660), (415, 414176), (430, 399728), (560, 306934), (581, 295840), (602, 285520), (664, 258860), (688, 249830), (830, 207088), (860, 199864), (1120, 153467), (1162, 147920), (1204, 142760), (1328, 129430), (1376, 124915), (1505, 114208), (1660, 103544), (1720, 99932), (1849, 92960), (2324, 73960), (2408, 71380), (2656, 64715), (2905, 59168), (3010, 57104), (3320, 51772), (3440, 49966), (3569, 48160), (3698, 46480), (4648, 36980), (4816, 35690), (5810, 29584), (6020, 28552), (6640, 25886), (6880, 24983), (7138, 24080), (7396, 23240), (9245, 18592), (9296, 18490), (9632, 17845), (11620, 14792), (12040, 14276), (12943, 13280)]