71233280

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1$

素因数の和:170

約数の個数: 144

約数和(自身を含む): 187639200

約数和(自身を除く): 116405920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 29, 32, 38, 40, 58, 64, 76, 80, 95, 101, 116, 128, 145, 152, 160, 190, 202, 232, 256, 290, 304, 320, 380, 404, 464, 505, 551, 580, 608, 640, 760, 808, 928, 1010, 1102, 1160, 1216, 1280, 1520, 1616, 1856, 1919, 2020, 2204, 2320, 2432, 2755, 2929, 3040, 3232, 3712, 3838, 4040, 4408, 4640, 4864, 5510, 5858, 6080, 6464, 7424, 7676, 8080, 8816, 9280, 9595, 11020, 11716, 12160, 12928, 14645, 15352, 16160, 17632, 18560, 19190, 22040, 23432, 24320, 25856, 29290, 30704, 32320, 35264, 37120, 38380, 44080, 46864, 55651, 58580, 61408, 64640, 70528, 76760, 88160, 93728, 111302, 117160, 122816, 129280, 141056, 153520, 176320, 187456, 222604, 234320, 245632, 278255, 307040, 352640, 374912, 445208, 468640, 491264, 556510, 614080, 705280, 749824, 890416, 937280, 1113020, 1228160, 1780832, 1874560, 2226040, 2456320, 3561664, 3749120, 4452080, 7123328, 8904160, 14246656, 17808320, 35616640, 71233280]

約数ペア:

[(1, 71233280), (2, 35616640), (4, 17808320), (5, 14246656), (8, 8904160), (10, 7123328), (16, 4452080), (19, 3749120), (20, 3561664), (29, 2456320), (32, 2226040), (38, 1874560), (40, 1780832), (58, 1228160), (64, 1113020), (76, 937280), (80, 890416), (95, 749824), (101, 705280), (116, 614080), (128, 556510), (145, 491264), (152, 468640), (160, 445208), (190, 374912), (202, 352640), (232, 307040), (256, 278255), (290, 245632), (304, 234320), (320, 222604), (380, 187456), (404, 176320), (464, 153520), (505, 141056), (551, 129280), (580, 122816), (608, 117160), (640, 111302), (760, 93728), (808, 88160), (928, 76760), (1010, 70528), (1102, 64640), (1160, 61408), (1216, 58580), (1280, 55651), (1520, 46864), (1616, 44080), (1856, 38380), (1919, 37120), (2020, 35264), (2204, 32320), (2320, 30704), (2432, 29290), (2755, 25856), (2929, 24320), (3040, 23432), (3232, 22040), (3712, 19190), (3838, 18560), (4040, 17632), (4408, 16160), (4640, 15352), (4864, 14645), (5510, 12928), (5858, 12160), (6080, 11716), (6464, 11020), (7424, 9595), (7676, 9280), (8080, 8816)]