168201920

素因数分解:

$2^6\times 5^1\times {\mathrm{59}}^2\times {\mathrm{151}}^1$

素因数の和:286

約数の個数: 84

約数和(自身を含む): 410132784

約数和(自身を除く): 241930864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 64, 80, 118, 151, 160, 236, 295, 302, 320, 472, 590, 604, 755, 944, 1180, 1208, 1510, 1888, 2360, 2416, 3020, 3481, 3776, 4720, 4832, 6040, 6962, 8909, 9440, 9664, 12080, 13924, 17405, 17818, 18880, 24160, 27848, 34810, 35636, 44545, 48320, 55696, 69620, 71272, 89090, 111392, 139240, 142544, 178180, 222784, 278480, 285088, 356360, 525631, 556960, 570176, 712720, 1051262, 1113920, 1425440, 2102524, 2628155, 2850880, 4205048, 5256310, 8410096, 10512620, 16820192, 21025240, 33640384, 42050480, 84100960, 168201920]

約数ペア:

[(1, 168201920), (2, 84100960), (4, 42050480), (5, 33640384), (8, 21025240), (10, 16820192), (16, 10512620), (20, 8410096), (32, 5256310), (40, 4205048), (59, 2850880), (64, 2628155), (80, 2102524), (118, 1425440), (151, 1113920), (160, 1051262), (236, 712720), (295, 570176), (302, 556960), (320, 525631), (472, 356360), (590, 285088), (604, 278480), (755, 222784), (944, 178180), (1180, 142544), (1208, 139240), (1510, 111392), (1888, 89090), (2360, 71272), (2416, 69620), (3020, 55696), (3481, 48320), (3776, 44545), (4720, 35636), (4832, 34810), (6040, 27848), (6962, 24160), (8909, 18880), (9440, 17818), (9664, 17405), (12080, 13924)]