66990444

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^2\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:287

約数の個数: 72

約数和(自身を含む): 167041392

約数和(自身を除く): 100050948

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 61, 69, 92, 122, 138, 173, 183, 244, 276, 346, 366, 519, 529, 692, 732, 1038, 1058, 1403, 1587, 2076, 2116, 2806, 3174, 3979, 4209, 5612, 6348, 7958, 8418, 10553, 11937, 15916, 16836, 21106, 23874, 31659, 32269, 42212, 47748, 63318, 64538, 91517, 96807, 126636, 129076, 183034, 193614, 242719, 274551, 366068, 387228, 485438, 549102, 728157, 970876, 1098204, 1456314, 2912628, 5582537, 11165074, 16747611, 22330148, 33495222, 66990444]

約数ペア:

[(1, 66990444), (2, 33495222), (3, 22330148), (4, 16747611), (6, 11165074), (12, 5582537), (23, 2912628), (46, 1456314), (61, 1098204), (69, 970876), (92, 728157), (122, 549102), (138, 485438), (173, 387228), (183, 366068), (244, 274551), (276, 242719), (346, 193614), (366, 183034), (519, 129076), (529, 126636), (692, 96807), (732, 91517), (1038, 64538), (1058, 63318), (1403, 47748), (1587, 42212), (2076, 32269), (2116, 31659), (2806, 23874), (3174, 21106), (3979, 16836), (4209, 15916), (5612, 11937), (6348, 10553), (7958, 8418)]