78763140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{6163}}^1$

素因数の和:6249

約数の個数: 72

約数和(自身を含む): 242319168

約数和(自身を除く): 163556028

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, 6163, 6390, 12326, 12780, 18489, 24652, 30815, 36978, 55467, 61630, 73956, 92445, 110934, 123260, 184890, 221868, 277335, 369780, 437573, 554670, 875146, 1109340, 1312719, 1750292, 2187865, 2625438, 3938157, 4375730, 5250876, 6563595, 7876314, 8751460, 13127190, 15752628, 19690785, 26254380, 39381570, 78763140]

約数ペア:

[(1, 78763140), (2, 39381570), (3, 26254380), (4, 19690785), (5, 15752628), (6, 13127190), (9, 8751460), (10, 7876314), (12, 6563595), (15, 5250876), (18, 4375730), (20, 3938157), (30, 2625438), (36, 2187865), (45, 1750292), (60, 1312719), (71, 1109340), (90, 875146), (142, 554670), (180, 437573), (213, 369780), (284, 277335), (355, 221868), (426, 184890), (639, 123260), (710, 110934), (852, 92445), (1065, 73956), (1278, 61630), (1420, 55467), (2130, 36978), (2556, 30815), (3195, 24652), (4260, 18489), (6163, 12780), (6390, 12326)]