248510360

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{59}}^1\times {\mathrm{307}}^1$

素因数の和:398

約数の個数: 128

約数和(自身を含む): 665280000

約数和(自身を除く): 416769640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 59, 70, 98, 118, 140, 196, 236, 245, 280, 295, 307, 343, 392, 413, 472, 490, 590, 614, 686, 826, 980, 1180, 1228, 1372, 1535, 1652, 1715, 1960, 2065, 2149, 2360, 2456, 2744, 2891, 3070, 3304, 3430, 4130, 4298, 5782, 6140, 6860, 8260, 8596, 10745, 11564, 12280, 13720, 14455, 15043, 16520, 17192, 18113, 20237, 21490, 23128, 28910, 30086, 36226, 40474, 42980, 57820, 60172, 72452, 75215, 80948, 85960, 90565, 101185, 105301, 115640, 120344, 126791, 144904, 150430, 161896, 181130, 202370, 210602, 253582, 300860, 362260, 404740, 421204, 507164, 526505, 601720, 633955, 724520, 809480, 842408, 887537, 1014328, 1053010, 1267910, 1775074, 2106020, 2535820, 3550148, 4212040, 4437685, 5071640, 6212759, 7100296, 8875370, 12425518, 17750740, 24851036, 31063795, 35501480, 49702072, 62127590, 124255180, 248510360]

約数ペア:

[(1, 248510360), (2, 124255180), (4, 62127590), (5, 49702072), (7, 35501480), (8, 31063795), (10, 24851036), (14, 17750740), (20, 12425518), (28, 8875370), (35, 7100296), (40, 6212759), (49, 5071640), (56, 4437685), (59, 4212040), (70, 3550148), (98, 2535820), (118, 2106020), (140, 1775074), (196, 1267910), (236, 1053010), (245, 1014328), (280, 887537), (295, 842408), (307, 809480), (343, 724520), (392, 633955), (413, 601720), (472, 526505), (490, 507164), (590, 421204), (614, 404740), (686, 362260), (826, 300860), (980, 253582), (1180, 210602), (1228, 202370), (1372, 181130), (1535, 161896), (1652, 150430), (1715, 144904), (1960, 126791), (2065, 120344), (2149, 115640), (2360, 105301), (2456, 101185), (2744, 90565), (2891, 85960), (3070, 80948), (3304, 75215), (3430, 72452), (4130, 60172), (4298, 57820), (5782, 42980), (6140, 40474), (6860, 36226), (8260, 30086), (8596, 28910), (10745, 23128), (11564, 21490), (12280, 20237), (13720, 18113), (14455, 17192), (15043, 16520)]