81692700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{307}}^1\times {\mathrm{887}}^1$

素因数の和:1211

約数の個数: 72

約数和(自身を含む): 237401472

約数和(自身を除く): 155708772

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 307, 614, 887, 921, 1228, 1535, 1774, 1842, 2661, 3070, 3548, 3684, 4435, 4605, 5322, 6140, 7675, 8870, 9210, 10644, 13305, 15350, 17740, 18420, 22175, 23025, 26610, 30700, 44350, 46050, 53220, 66525, 88700, 92100, 133050, 266100, 272309, 544618, 816927, 1089236, 1361545, 1633854, 2723090, 3267708, 4084635, 5446180, 6807725, 8169270, 13615450, 16338540, 20423175, 27230900, 40846350, 81692700]

約数ペア:

[(1, 81692700), (2, 40846350), (3, 27230900), (4, 20423175), (5, 16338540), (6, 13615450), (10, 8169270), (12, 6807725), (15, 5446180), (20, 4084635), (25, 3267708), (30, 2723090), (50, 1633854), (60, 1361545), (75, 1089236), (100, 816927), (150, 544618), (300, 272309), (307, 266100), (614, 133050), (887, 92100), (921, 88700), (1228, 66525), (1535, 53220), (1774, 46050), (1842, 44350), (2661, 30700), (3070, 26610), (3548, 23025), (3684, 22175), (4435, 18420), (4605, 17740), (5322, 15350), (6140, 13305), (7675, 10644), (8870, 9210)]