149768820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{11719}}^1$

素因数の和:11805

約数の個数: 72

約数和(自身を含む): 460736640

約数和(自身を除く): 310967820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 11719, 12780, 23438, 35157, 46876, 58595, 70314, 105471, 117190, 140628, 175785, 210942, 234380, 351570, 421884, 527355, 703140, 832049, 1054710, 1664098, 2109420, 2496147, 3328196, 4160245, 4992294, 7488441, 8320490, 9984588, 12480735, 14976882, 16640980, 24961470, 29953764, 37442205, 49922940, 74884410, 149768820]

約数ペア:

[(1, 149768820), (2, 74884410), (3, 49922940), (4, 37442205), (5, 29953764), (6, 24961470), (9, 16640980), (10, 14976882), (12, 12480735), (15, 9984588), (18, 8320490), (20, 7488441), (30, 4992294), (36, 4160245), (45, 3328196), (60, 2496147), (71, 2109420), (90, 1664098), (142, 1054710), (180, 832049), (213, 703140), (284, 527355), (355, 421884), (426, 351570), (639, 234380), (710, 210942), (852, 175785), (1065, 140628), (1278, 117190), (1420, 105471), (2130, 70314), (2556, 58595), (3195, 46876), (4260, 35157), (6390, 23438), (11719, 12780)]