77791980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{8053}}^1$

素因数の和:8095

約数の個数: 96

約数和(自身を含む): 259789824

約数和(自身を除く): 181997844

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 69, 70, 84, 92, 105, 115, 138, 140, 161, 210, 230, 276, 322, 345, 420, 460, 483, 644, 690, 805, 966, 1380, 1610, 1932, 2415, 3220, 4830, 8053, 9660, 16106, 24159, 32212, 40265, 48318, 56371, 80530, 96636, 112742, 120795, 161060, 169113, 185219, 225484, 241590, 281855, 338226, 370438, 483180, 555657, 563710, 676452, 740876, 845565, 926095, 1111314, 1127420, 1296533, 1691130, 1852190, 2222628, 2593066, 2778285, 3382260, 3704380, 3889599, 5186132, 5556570, 6482665, 7779198, 11113140, 12965330, 15558396, 19447995, 25930660, 38895990, 77791980]

約数ペア:

[(1, 77791980), (2, 38895990), (3, 25930660), (4, 19447995), (5, 15558396), (6, 12965330), (7, 11113140), (10, 7779198), (12, 6482665), (14, 5556570), (15, 5186132), (20, 3889599), (21, 3704380), (23, 3382260), (28, 2778285), (30, 2593066), (35, 2222628), (42, 1852190), (46, 1691130), (60, 1296533), (69, 1127420), (70, 1111314), (84, 926095), (92, 845565), (105, 740876), (115, 676452), (138, 563710), (140, 555657), (161, 483180), (210, 370438), (230, 338226), (276, 281855), (322, 241590), (345, 225484), (420, 185219), (460, 169113), (483, 161060), (644, 120795), (690, 112742), (805, 96636), (966, 80530), (1380, 56371), (1610, 48318), (1932, 40265), (2415, 32212), (3220, 24159), (4830, 16106), (8053, 9660)]