420504800

素因数分解:

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

素因数の和:289

約数の個数: 108

約数和(自身を含む): 1051167096

約数和(自身を除く): 630662296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 59, 80, 100, 118, 151, 160, 200, 236, 295, 302, 400, 472, 590, 604, 755, 800, 944, 1180, 1208, 1475, 1510, 1888, 2360, 2416, 2950, 3020, 3481, 3775, 4720, 4832, 5900, 6040, 6962, 7550, 8909, 9440, 11800, 12080, 13924, 15100, 17405, 17818, 23600, 24160, 27848, 30200, 34810, 35636, 44545, 47200, 55696, 60400, 69620, 71272, 87025, 89090, 111392, 120800, 139240, 142544, 174050, 178180, 222725, 278480, 285088, 348100, 356360, 445450, 525631, 556960, 696200, 712720, 890900, 1051262, 1392400, 1425440, 1781800, 2102524, 2628155, 2784800, 3563600, 4205048, 5256310, 7127200, 8410096, 10512620, 13140775, 16820192, 21025240, 26281550, 42050480, 52563100, 84100960, 105126200, 210252400, 420504800]

約数ペア:

[(1, 420504800), (2, 210252400), (4, 105126200), (5, 84100960), (8, 52563100), (10, 42050480), (16, 26281550), (20, 21025240), (25, 16820192), (32, 13140775), (40, 10512620), (50, 8410096), (59, 7127200), (80, 5256310), (100, 4205048), (118, 3563600), (151, 2784800), (160, 2628155), (200, 2102524), (236, 1781800), (295, 1425440), (302, 1392400), (400, 1051262), (472, 890900), (590, 712720), (604, 696200), (755, 556960), (800, 525631), (944, 445450), (1180, 356360), (1208, 348100), (1475, 285088), (1510, 278480), (1888, 222725), (2360, 178180), (2416, 174050), (2950, 142544), (3020, 139240), (3481, 120800), (3775, 111392), (4720, 89090), (4832, 87025), (5900, 71272), (6040, 69620), (6962, 60400), (7550, 55696), (8909, 47200), (9440, 44545), (11800, 35636), (12080, 34810), (13924, 30200), (15100, 27848), (17405, 24160), (17818, 23600)]