77431860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{39107}}^1$

素因数の和:39133

約数の個数: 72

約数和(自身を含む): 256235616

約数和(自身を除く): 178803756

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 39107, 78214, 117321, 156428, 195535, 234642, 351963, 391070, 430177, 469284, 586605, 703926, 782140, 860354, 1173210, 1290531, 1407852, 1720708, 1759815, 2150885, 2346420, 2581062, 3519630, 3871593, 4301770, 5162124, 6452655, 7039260, 7743186, 8603540, 12905310, 15486372, 19357965, 25810620, 38715930, 77431860]

約数ペア:

[(1, 77431860), (2, 38715930), (3, 25810620), (4, 19357965), (5, 15486372), (6, 12905310), (9, 8603540), (10, 7743186), (11, 7039260), (12, 6452655), (15, 5162124), (18, 4301770), (20, 3871593), (22, 3519630), (30, 2581062), (33, 2346420), (36, 2150885), (44, 1759815), (45, 1720708), (55, 1407852), (60, 1290531), (66, 1173210), (90, 860354), (99, 782140), (110, 703926), (132, 586605), (165, 469284), (180, 430177), (198, 391070), (220, 351963), (330, 234642), (396, 195535), (495, 156428), (660, 117321), (990, 78214), (1980, 39107)]