203859540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{5749}}^1$

素因数の和:5961

約数の個数: 72

約数和(自身を含む): 621621000

約数和(自身を除く): 417761460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 197, 394, 591, 788, 985, 1182, 1773, 1970, 2364, 2955, 3546, 3940, 5749, 5910, 7092, 8865, 11498, 11820, 17247, 17730, 22996, 28745, 34494, 35460, 51741, 57490, 68988, 86235, 103482, 114980, 172470, 206964, 258705, 344940, 517410, 1034820, 1132553, 2265106, 3397659, 4530212, 5662765, 6795318, 10192977, 11325530, 13590636, 16988295, 20385954, 22651060, 33976590, 40771908, 50964885, 67953180, 101929770, 203859540]

約数ペア:

[(1, 203859540), (2, 101929770), (3, 67953180), (4, 50964885), (5, 40771908), (6, 33976590), (9, 22651060), (10, 20385954), (12, 16988295), (15, 13590636), (18, 11325530), (20, 10192977), (30, 6795318), (36, 5662765), (45, 4530212), (60, 3397659), (90, 2265106), (180, 1132553), (197, 1034820), (394, 517410), (591, 344940), (788, 258705), (985, 206964), (1182, 172470), (1773, 114980), (1970, 103482), (2364, 86235), (2955, 68988), (3546, 57490), (3940, 51741), (5749, 35460), (5910, 34494), (7092, 28745), (8865, 22996), (11498, 17730), (11820, 17247)]