221337312

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{211}}^1\times {\mathrm{223}}^1$

素因数の和:461

約数の個数: 144

約数和(自身を含む): 682117632

約数和(自身を除く): 460780320

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 84, 96, 98, 112, 147, 168, 196, 211, 223, 224, 294, 336, 392, 422, 446, 588, 633, 669, 672, 784, 844, 892, 1176, 1266, 1338, 1477, 1561, 1568, 1688, 1784, 2352, 2532, 2676, 2954, 3122, 3376, 3568, 4431, 4683, 4704, 5064, 5352, 5908, 6244, 6752, 7136, 8862, 9366, 10128, 10339, 10704, 10927, 11816, 12488, 17724, 18732, 20256, 20678, 21408, 21854, 23632, 24976, 31017, 32781, 35448, 37464, 41356, 43708, 47053, 47264, 49952, 62034, 65562, 70896, 74928, 82712, 87416, 94106, 124068, 131124, 141159, 141792, 149856, 165424, 174832, 188212, 248136, 262248, 282318, 329371, 330848, 349664, 376424, 496272, 524496, 564636, 658742, 752848, 988113, 992544, 1048992, 1129272, 1317484, 1505696, 1976226, 2258544, 2305597, 2634968, 3952452, 4517088, 4611194, 5269936, 6916791, 7904904, 9222388, 10539872, 13833582, 15809808, 18444776, 27667164, 31619616, 36889552, 55334328, 73779104, 110668656, 221337312]

約数ペア:

[(1, 221337312), (2, 110668656), (3, 73779104), (4, 55334328), (6, 36889552), (7, 31619616), (8, 27667164), (12, 18444776), (14, 15809808), (16, 13833582), (21, 10539872), (24, 9222388), (28, 7904904), (32, 6916791), (42, 5269936), (48, 4611194), (49, 4517088), (56, 3952452), (84, 2634968), (96, 2305597), (98, 2258544), (112, 1976226), (147, 1505696), (168, 1317484), (196, 1129272), (211, 1048992), (223, 992544), (224, 988113), (294, 752848), (336, 658742), (392, 564636), (422, 524496), (446, 496272), (588, 376424), (633, 349664), (669, 330848), (672, 329371), (784, 282318), (844, 262248), (892, 248136), (1176, 188212), (1266, 174832), (1338, 165424), (1477, 149856), (1561, 141792), (1568, 141159), (1688, 131124), (1784, 124068), (2352, 94106), (2532, 87416), (2676, 82712), (2954, 74928), (3122, 70896), (3376, 65562), (3568, 62034), (4431, 49952), (4683, 47264), (4704, 47053), (5064, 43708), (5352, 41356), (5908, 37464), (6244, 35448), (6752, 32781), (7136, 31017), (8862, 24976), (9366, 23632), (10128, 21854), (10339, 21408), (10704, 20678), (10927, 20256), (11816, 18732), (12488, 17724)]