249134080

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1$

素因数の和:254

約数の個数: 176

約数和(自身を含む): 680914080

約数和(自身を除く): 431780000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 128, 130, 152, 160, 190, 197, 208, 247, 256, 260, 304, 320, 380, 394, 416, 494, 512, 520, 608, 640, 760, 788, 832, 985, 988, 1024, 1040, 1216, 1235, 1280, 1520, 1576, 1664, 1970, 1976, 2080, 2432, 2470, 2560, 2561, 3040, 3152, 3328, 3743, 3940, 3952, 4160, 4864, 4940, 5120, 5122, 6080, 6304, 6656, 7486, 7880, 7904, 8320, 9728, 9880, 10244, 12160, 12608, 12805, 13312, 14972, 15760, 15808, 16640, 18715, 19456, 19760, 20488, 24320, 25216, 25610, 29944, 31520, 31616, 33280, 37430, 39520, 40976, 48640, 48659, 50432, 51220, 59888, 63040, 63232, 66560, 74860, 79040, 81952, 97280, 97318, 100864, 102440, 119776, 126080, 126464, 149720, 158080, 163904, 194636, 201728, 204880, 239552, 243295, 252160, 252928, 299440, 316160, 327808, 389272, 409760, 479104, 486590, 504320, 598880, 632320, 655616, 778544, 819520, 958208, 973180, 1008640, 1197760, 1264640, 1311232, 1557088, 1639040, 1916416, 1946360, 2395520, 2622464, 3114176, 3278080, 3832832, 3892720, 4791040, 6228352, 6556160, 7785440, 9582080, 12456704, 13112320, 15570880, 19164160, 24913408, 31141760, 49826816, 62283520, 124567040, 249134080]

約数ペア:

[(1, 249134080), (2, 124567040), (4, 62283520), (5, 49826816), (8, 31141760), (10, 24913408), (13, 19164160), (16, 15570880), (19, 13112320), (20, 12456704), (26, 9582080), (32, 7785440), (38, 6556160), (40, 6228352), (52, 4791040), (64, 3892720), (65, 3832832), (76, 3278080), (80, 3114176), (95, 2622464), (104, 2395520), (128, 1946360), (130, 1916416), (152, 1639040), (160, 1557088), (190, 1311232), (197, 1264640), (208, 1197760), (247, 1008640), (256, 973180), (260, 958208), (304, 819520), (320, 778544), (380, 655616), (394, 632320), (416, 598880), (494, 504320), (512, 486590), (520, 479104), (608, 409760), (640, 389272), (760, 327808), (788, 316160), (832, 299440), (985, 252928), (988, 252160), (1024, 243295), (1040, 239552), (1216, 204880), (1235, 201728), (1280, 194636), (1520, 163904), (1576, 158080), (1664, 149720), (1970, 126464), (1976, 126080), (2080, 119776), (2432, 102440), (2470, 100864), (2560, 97318), (2561, 97280), (3040, 81952), (3152, 79040), (3328, 74860), (3743, 66560), (3940, 63232), (3952, 63040), (4160, 59888), (4864, 51220), (4940, 50432), (5120, 48659), (5122, 48640), (6080, 40976), (6304, 39520), (6656, 37430), (7486, 33280), (7880, 31616), (7904, 31520), (8320, 29944), (9728, 25610), (9880, 25216), (10244, 24320), (12160, 20488), (12608, 19760), (12805, 19456), (13312, 18715), (14972, 16640), (15760, 15808)]