84572360

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{307}}^1$

素因数の和:486

約数の個数: 64

約数和(自身を含む): 195592320

約数和(自身を除く): 111019960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 97, 142, 194, 284, 307, 355, 388, 485, 568, 614, 710, 776, 970, 1228, 1420, 1535, 1940, 2456, 2840, 3070, 3880, 6140, 6887, 12280, 13774, 21797, 27548, 29779, 34435, 43594, 55096, 59558, 68870, 87188, 108985, 119116, 137740, 148895, 174376, 217970, 238232, 275480, 297790, 435940, 595580, 871880, 1191160, 2114309, 4228618, 8457236, 10571545, 16914472, 21143090, 42286180, 84572360]

約数ペア:

[(1, 84572360), (2, 42286180), (4, 21143090), (5, 16914472), (8, 10571545), (10, 8457236), (20, 4228618), (40, 2114309), (71, 1191160), (97, 871880), (142, 595580), (194, 435940), (284, 297790), (307, 275480), (355, 238232), (388, 217970), (485, 174376), (568, 148895), (614, 137740), (710, 119116), (776, 108985), (970, 87188), (1228, 68870), (1420, 59558), (1535, 55096), (1940, 43594), (2456, 34435), (2840, 29779), (3070, 27548), (3880, 21797), (6140, 13774), (6887, 12280)]