20445346560

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{1109}}^1\times {\mathrm{4801}}^1$

素因数の和:5934

約数の個数: 144

約数和(自身を含む): 65369818080

約数和(自身を除く): 44924471520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1109, 1280, 1920, 2218, 3327, 3840, 4436, 4801, 5545, 6654, 8872, 9602, 11090, 13308, 14403, 16635, 17744, 19204, 22180, 24005, 26616, 28806, 33270, 35488, 38408, 44360, 48010, 53232, 57612, 66540, 70976, 72015, 76816, 88720, 96020, 106464, 115224, 133080, 141952, 144030, 153632, 177440, 192040, 212928, 230448, 266160, 283904, 288060, 307264, 354880, 384080, 425856, 460896, 532320, 576120, 614528, 709760, 768160, 851712, 921792, 1064640, 1152240, 1229056, 1419520, 1536320, 1843584, 2129280, 2304480, 3072640, 3687168, 4258560, 4608960, 5324309, 6145280, 9217920, 10648618, 15972927, 18435840, 21297236, 26621545, 31945854, 42594472, 53243090, 63891708, 79864635, 85188944, 106486180, 127783416, 159729270, 170377888, 212972360, 255566832, 319458540, 340755776, 425944720, 511133664, 638917080, 681511552, 851889440, 1022267328, 1277834160, 1363023104, 1703778880, 2044534656, 2555668320, 3407557760, 4089069312, 5111336640, 6815115520, 10222673280, 20445346560]

約数ペア:

[(1, 20445346560), (2, 10222673280), (3, 6815115520), (4, 5111336640), (5, 4089069312), (6, 3407557760), (8, 2555668320), (10, 2044534656), (12, 1703778880), (15, 1363023104), (16, 1277834160), (20, 1022267328), (24, 851889440), (30, 681511552), (32, 638917080), (40, 511133664), (48, 425944720), (60, 340755776), (64, 319458540), (80, 255566832), (96, 212972360), (120, 170377888), (128, 159729270), (160, 127783416), (192, 106486180), (240, 85188944), (256, 79864635), (320, 63891708), (384, 53243090), (480, 42594472), (640, 31945854), (768, 26621545), (960, 21297236), (1109, 18435840), (1280, 15972927), (1920, 10648618), (2218, 9217920), (3327, 6145280), (3840, 5324309), (4436, 4608960), (4801, 4258560), (5545, 3687168), (6654, 3072640), (8872, 2304480), (9602, 2129280), (11090, 1843584), (13308, 1536320), (14403, 1419520), (16635, 1229056), (17744, 1152240), (19204, 1064640), (22180, 921792), (24005, 851712), (26616, 768160), (28806, 709760), (33270, 614528), (35488, 576120), (38408, 532320), (44360, 460896), (48010, 425856), (53232, 384080), (57612, 354880), (66540, 307264), (70976, 288060), (72015, 283904), (76816, 266160), (88720, 230448), (96020, 212928), (106464, 192040), (115224, 177440), (133080, 153632), (141952, 144030)]