131140480

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1$

素因数の和:252

約数の個数: 128

約数和(自身を含む): 334886400

約数和(自身を除く): 203745920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 59, 64, 80, 92, 115, 118, 128, 151, 160, 184, 230, 236, 295, 302, 320, 368, 460, 472, 590, 604, 640, 736, 755, 920, 944, 1180, 1208, 1357, 1472, 1510, 1840, 1888, 2360, 2416, 2714, 2944, 3020, 3473, 3680, 3776, 4720, 4832, 5428, 6040, 6785, 6946, 7360, 7552, 8909, 9440, 9664, 10856, 12080, 13570, 13892, 14720, 17365, 17818, 18880, 19328, 21712, 24160, 27140, 27784, 34730, 35636, 37760, 43424, 44545, 48320, 54280, 55568, 69460, 71272, 86848, 89090, 96640, 108560, 111136, 138920, 142544, 173696, 178180, 204907, 217120, 222272, 277840, 285088, 356360, 409814, 434240, 444544, 555680, 570176, 712720, 819628, 868480, 1024535, 1111360, 1140352, 1425440, 1639256, 2049070, 2222720, 2850880, 3278512, 4098140, 5701760, 6557024, 8196280, 13114048, 16392560, 26228096, 32785120, 65570240, 131140480]

約数ペア:

[(1, 131140480), (2, 65570240), (4, 32785120), (5, 26228096), (8, 16392560), (10, 13114048), (16, 8196280), (20, 6557024), (23, 5701760), (32, 4098140), (40, 3278512), (46, 2850880), (59, 2222720), (64, 2049070), (80, 1639256), (92, 1425440), (115, 1140352), (118, 1111360), (128, 1024535), (151, 868480), (160, 819628), (184, 712720), (230, 570176), (236, 555680), (295, 444544), (302, 434240), (320, 409814), (368, 356360), (460, 285088), (472, 277840), (590, 222272), (604, 217120), (640, 204907), (736, 178180), (755, 173696), (920, 142544), (944, 138920), (1180, 111136), (1208, 108560), (1357, 96640), (1472, 89090), (1510, 86848), (1840, 71272), (1888, 69460), (2360, 55568), (2416, 54280), (2714, 48320), (2944, 44545), (3020, 43424), (3473, 37760), (3680, 35636), (3776, 34730), (4720, 27784), (4832, 27140), (5428, 24160), (6040, 21712), (6785, 19328), (6946, 18880), (7360, 17818), (7552, 17365), (8909, 14720), (9440, 13892), (9664, 13570), (10856, 12080)]