77728960

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1$

素因数の和:278

約数の個数: 112

約数和(自身を含む): 197510400

約数和(自身を除く): 119781440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 59, 64, 80, 92, 115, 118, 160, 179, 184, 230, 236, 295, 320, 358, 368, 460, 472, 590, 716, 736, 895, 920, 944, 1180, 1357, 1432, 1472, 1790, 1840, 1888, 2360, 2714, 2864, 3580, 3680, 3776, 4117, 4720, 5428, 5728, 6785, 7160, 7360, 8234, 9440, 10561, 10856, 11456, 13570, 14320, 16468, 18880, 20585, 21122, 21712, 27140, 28640, 32936, 41170, 42244, 43424, 52805, 54280, 57280, 65872, 82340, 84488, 86848, 105610, 108560, 131744, 164680, 168976, 211220, 217120, 242903, 263488, 329360, 337952, 422440, 434240, 485806, 658720, 675904, 844880, 971612, 1214515, 1317440, 1689760, 1943224, 2429030, 3379520, 3886448, 4858060, 7772896, 9716120, 15545792, 19432240, 38864480, 77728960]

約数ペア:

[(1, 77728960), (2, 38864480), (4, 19432240), (5, 15545792), (8, 9716120), (10, 7772896), (16, 4858060), (20, 3886448), (23, 3379520), (32, 2429030), (40, 1943224), (46, 1689760), (59, 1317440), (64, 1214515), (80, 971612), (92, 844880), (115, 675904), (118, 658720), (160, 485806), (179, 434240), (184, 422440), (230, 337952), (236, 329360), (295, 263488), (320, 242903), (358, 217120), (368, 211220), (460, 168976), (472, 164680), (590, 131744), (716, 108560), (736, 105610), (895, 86848), (920, 84488), (944, 82340), (1180, 65872), (1357, 57280), (1432, 54280), (1472, 52805), (1790, 43424), (1840, 42244), (1888, 41170), (2360, 32936), (2714, 28640), (2864, 27140), (3580, 21712), (3680, 21122), (3776, 20585), (4117, 18880), (4720, 16468), (5428, 14320), (5728, 13570), (6785, 11456), (7160, 10856), (7360, 10561), (8234, 9440)]