68837880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1$

素因数の和:325

約数の個数: 128

約数和(自身を含む): 216691200

約数和(自身を除く): 147853320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 131, 145, 151, 174, 232, 262, 290, 302, 348, 393, 435, 453, 524, 580, 604, 655, 696, 755, 786, 870, 906, 1048, 1160, 1208, 1310, 1510, 1572, 1740, 1812, 1965, 2265, 2620, 3020, 3144, 3480, 3624, 3799, 3930, 4379, 4530, 5240, 6040, 7598, 7860, 8758, 9060, 11397, 13137, 15196, 15720, 17516, 18120, 18995, 19781, 21895, 22794, 26274, 30392, 35032, 37990, 39562, 43790, 45588, 52548, 56985, 59343, 65685, 75980, 79124, 87580, 91176, 98905, 105096, 113970, 118686, 131370, 151960, 158248, 175160, 197810, 227940, 237372, 262740, 296715, 395620, 455880, 474744, 525480, 573649, 593430, 791240, 1147298, 1186860, 1720947, 2294596, 2373720, 2868245, 3441894, 4589192, 5736490, 6883788, 8604735, 11472980, 13767576, 17209470, 22945960, 34418940, 68837880]

約数ペア:

[(1, 68837880), (2, 34418940), (3, 22945960), (4, 17209470), (5, 13767576), (6, 11472980), (8, 8604735), (10, 6883788), (12, 5736490), (15, 4589192), (20, 3441894), (24, 2868245), (29, 2373720), (30, 2294596), (40, 1720947), (58, 1186860), (60, 1147298), (87, 791240), (116, 593430), (120, 573649), (131, 525480), (145, 474744), (151, 455880), (174, 395620), (232, 296715), (262, 262740), (290, 237372), (302, 227940), (348, 197810), (393, 175160), (435, 158248), (453, 151960), (524, 131370), (580, 118686), (604, 113970), (655, 105096), (696, 98905), (755, 91176), (786, 87580), (870, 79124), (906, 75980), (1048, 65685), (1160, 59343), (1208, 56985), (1310, 52548), (1510, 45588), (1572, 43790), (1740, 39562), (1812, 37990), (1965, 35032), (2265, 30392), (2620, 26274), (3020, 22794), (3144, 21895), (3480, 19781), (3624, 18995), (3799, 18120), (3930, 17516), (4379, 15720), (4530, 15196), (5240, 13137), (6040, 11397), (7598, 9060), (7860, 8758)]