160321680

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{2749}}^1$

素因数の和:2780

約数の個数: 140

約数和(自身を含む): 559069500

約数和(自身を除く): 398747820

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 729, 810, 972, 1080, 1215, 1296, 1458, 1620, 1944, 2160, 2430, 2749, 2916, 3240, 3645, 3888, 4860, 5498, 5832, 6480, 7290, 8247, 9720, 10996, 11664, 13745, 14580, 16494, 19440, 21992, 24741, 27490, 29160, 32988, 41235, 43984, 49482, 54980, 58320, 65976, 74223, 82470, 98964, 109960, 123705, 131952, 148446, 164940, 197928, 219920, 222669, 247410, 296892, 329880, 371115, 395856, 445338, 494820, 593784, 659760, 668007, 742230, 890676, 989640, 1113345, 1187568, 1336014, 1484460, 1781352, 1979280, 2004021, 2226690, 2672028, 2968920, 3340035, 3562704, 4008042, 4453380, 5344056, 5937840, 6680070, 8016084, 8906760, 10020105, 10688112, 13360140, 16032168, 17813520, 20040210, 26720280, 32064336, 40080420, 53440560, 80160840, 160321680]

約数ペア:

[(1, 160321680), (2, 80160840), (3, 53440560), (4, 40080420), (5, 32064336), (6, 26720280), (8, 20040210), (9, 17813520), (10, 16032168), (12, 13360140), (15, 10688112), (16, 10020105), (18, 8906760), (20, 8016084), (24, 6680070), (27, 5937840), (30, 5344056), (36, 4453380), (40, 4008042), (45, 3562704), (48, 3340035), (54, 2968920), (60, 2672028), (72, 2226690), (80, 2004021), (81, 1979280), (90, 1781352), (108, 1484460), (120, 1336014), (135, 1187568), (144, 1113345), (162, 989640), (180, 890676), (216, 742230), (240, 668007), (243, 659760), (270, 593784), (324, 494820), (360, 445338), (405, 395856), (432, 371115), (486, 329880), (540, 296892), (648, 247410), (720, 222669), (729, 219920), (810, 197928), (972, 164940), (1080, 148446), (1215, 131952), (1296, 123705), (1458, 109960), (1620, 98964), (1944, 82470), (2160, 74223), (2430, 65976), (2749, 58320), (2916, 54980), (3240, 49482), (3645, 43984), (3888, 41235), (4860, 32988), (5498, 29160), (5832, 27490), (6480, 24741), (7290, 21992), (8247, 19440), (9720, 16494), (10996, 14580), (11664, 13745)]