720374220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{73}}^2\times {\mathrm{751}}^1$

素因数の和:912

約数の個数: 108

約数和(自身を含む): 2218428576

約数和(自身を除く): 1498054356

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 73, 90, 146, 180, 219, 292, 365, 438, 657, 730, 751, 876, 1095, 1314, 1460, 1502, 2190, 2253, 2628, 3004, 3285, 3755, 4380, 4506, 5329, 6570, 6759, 7510, 9012, 10658, 11265, 13140, 13518, 15020, 15987, 21316, 22530, 26645, 27036, 31974, 33795, 45060, 47961, 53290, 54823, 63948, 67590, 79935, 95922, 106580, 109646, 135180, 159870, 164469, 191844, 219292, 239805, 274115, 319740, 328938, 479610, 493407, 548230, 657876, 822345, 959220, 986814, 1096460, 1644690, 1973628, 2467035, 3289380, 4002079, 4934070, 8004158, 9868140, 12006237, 16008316, 20010395, 24012474, 36018711, 40020790, 48024948, 60031185, 72037422, 80041580, 120062370, 144074844, 180093555, 240124740, 360187110, 720374220]

約数ペア:

[(1, 720374220), (2, 360187110), (3, 240124740), (4, 180093555), (5, 144074844), (6, 120062370), (9, 80041580), (10, 72037422), (12, 60031185), (15, 48024948), (18, 40020790), (20, 36018711), (30, 24012474), (36, 20010395), (45, 16008316), (60, 12006237), (73, 9868140), (90, 8004158), (146, 4934070), (180, 4002079), (219, 3289380), (292, 2467035), (365, 1973628), (438, 1644690), (657, 1096460), (730, 986814), (751, 959220), (876, 822345), (1095, 657876), (1314, 548230), (1460, 493407), (1502, 479610), (2190, 328938), (2253, 319740), (2628, 274115), (3004, 239805), (3285, 219292), (3755, 191844), (4380, 164469), (4506, 159870), (5329, 135180), (6570, 109646), (6759, 106580), (7510, 95922), (9012, 79935), (10658, 67590), (11265, 63948), (13140, 54823), (13518, 53290), (15020, 47961), (15987, 45060), (21316, 33795), (22530, 31974), (26645, 27036)]