247264920

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{32707}}^1$

素因数の和:32734

約数の個数: 128

約数和(自身を含む): 941990400

約数和(自身を除く): 694725480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 32707, 65414, 98121, 130828, 163535, 196242, 228949, 261656, 294363, 327070, 392484, 457898, 490605, 588726, 654140, 686847, 784968, 883089, 915796, 981210, 1144745, 1177452, 1308280, 1373694, 1471815, 1766178, 1831592, 1962420, 2060541, 2289490, 2354904, 2747388, 2943630, 3434235, 3532356, 3924840, 4121082, 4415445, 4578980, 5494776, 5887260, 6181623, 6868470, 7064712, 8242164, 8830890, 9157960, 10302705, 11774520, 12363246, 13736940, 16484328, 17661780, 20605410, 24726492, 27473880, 30908115, 35323560, 41210820, 49452984, 61816230, 82421640, 123632460, 247264920]

約数ペア:

[(1, 247264920), (2, 123632460), (3, 82421640), (4, 61816230), (5, 49452984), (6, 41210820), (7, 35323560), (8, 30908115), (9, 27473880), (10, 24726492), (12, 20605410), (14, 17661780), (15, 16484328), (18, 13736940), (20, 12363246), (21, 11774520), (24, 10302705), (27, 9157960), (28, 8830890), (30, 8242164), (35, 7064712), (36, 6868470), (40, 6181623), (42, 5887260), (45, 5494776), (54, 4578980), (56, 4415445), (60, 4121082), (63, 3924840), (70, 3532356), (72, 3434235), (84, 2943630), (90, 2747388), (105, 2354904), (108, 2289490), (120, 2060541), (126, 1962420), (135, 1831592), (140, 1766178), (168, 1471815), (180, 1373694), (189, 1308280), (210, 1177452), (216, 1144745), (252, 981210), (270, 915796), (280, 883089), (315, 784968), (360, 686847), (378, 654140), (420, 588726), (504, 490605), (540, 457898), (630, 392484), (756, 327070), (840, 294363), (945, 261656), (1080, 228949), (1260, 196242), (1512, 163535), (1890, 130828), (2520, 98121), (3780, 65414), (7560, 32707)]