68041680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{401}}^1$

素因数の和:525

約数の個数: 160

約数和(自身を含む): 244055808

約数和(自身を除く): 176014128

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 101, 105, 112, 120, 140, 168, 202, 210, 240, 280, 303, 336, 401, 404, 420, 505, 560, 606, 707, 802, 808, 840, 1010, 1203, 1212, 1414, 1515, 1604, 1616, 1680, 2005, 2020, 2121, 2406, 2424, 2807, 2828, 3030, 3208, 3535, 4010, 4040, 4242, 4812, 4848, 5614, 5656, 6015, 6060, 6416, 7070, 8020, 8080, 8421, 8484, 9624, 10605, 11228, 11312, 12030, 12120, 14035, 14140, 16040, 16842, 16968, 19248, 21210, 22456, 24060, 24240, 28070, 28280, 32080, 33684, 33936, 40501, 42105, 42420, 44912, 48120, 56140, 56560, 67368, 81002, 84210, 84840, 96240, 112280, 121503, 134736, 162004, 168420, 169680, 202505, 224560, 243006, 283507, 324008, 336840, 405010, 486012, 567014, 607515, 648016, 673680, 810020, 850521, 972024, 1134028, 1215030, 1417535, 1620040, 1701042, 1944048, 2268056, 2430060, 2835070, 3240080, 3402084, 4252605, 4536112, 4860120, 5670140, 6804168, 8505210, 9720240, 11340280, 13608336, 17010420, 22680560, 34020840, 68041680]

約数ペア:

[(1, 68041680), (2, 34020840), (3, 22680560), (4, 17010420), (5, 13608336), (6, 11340280), (7, 9720240), (8, 8505210), (10, 6804168), (12, 5670140), (14, 4860120), (15, 4536112), (16, 4252605), (20, 3402084), (21, 3240080), (24, 2835070), (28, 2430060), (30, 2268056), (35, 1944048), (40, 1701042), (42, 1620040), (48, 1417535), (56, 1215030), (60, 1134028), (70, 972024), (80, 850521), (84, 810020), (101, 673680), (105, 648016), (112, 607515), (120, 567014), (140, 486012), (168, 405010), (202, 336840), (210, 324008), (240, 283507), (280, 243006), (303, 224560), (336, 202505), (401, 169680), (404, 168420), (420, 162004), (505, 134736), (560, 121503), (606, 112280), (707, 96240), (802, 84840), (808, 84210), (840, 81002), (1010, 67368), (1203, 56560), (1212, 56140), (1414, 48120), (1515, 44912), (1604, 42420), (1616, 42105), (1680, 40501), (2005, 33936), (2020, 33684), (2121, 32080), (2406, 28280), (2424, 28070), (2807, 24240), (2828, 24060), (3030, 22456), (3208, 21210), (3535, 19248), (4010, 16968), (4040, 16842), (4242, 16040), (4812, 14140), (4848, 14035), (5614, 12120), (5656, 12030), (6015, 11312), (6060, 11228), (6416, 10605), (7070, 9624), (8020, 8484), (8080, 8421)]