237999710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{809}}^1$

素因数の和:933

約数の個数: 64

約数和(自身を含む): 483356160

約数和(自身を除く): 245356450

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 73, 130, 146, 155, 310, 365, 403, 730, 806, 809, 949, 1618, 1898, 2015, 2263, 4030, 4045, 4526, 4745, 8090, 9490, 10517, 11315, 21034, 22630, 25079, 29419, 50158, 52585, 58838, 59057, 105170, 118114, 125395, 147095, 250790, 294190, 295285, 326027, 590570, 652054, 767741, 1535482, 1630135, 1830767, 3260270, 3661534, 3838705, 7677410, 9153835, 18307670, 23799971, 47599942, 118999855, 237999710]

約数ペア:

[(1, 237999710), (2, 118999855), (5, 47599942), (10, 23799971), (13, 18307670), (26, 9153835), (31, 7677410), (62, 3838705), (65, 3661534), (73, 3260270), (130, 1830767), (146, 1630135), (155, 1535482), (310, 767741), (365, 652054), (403, 590570), (730, 326027), (806, 295285), (809, 294190), (949, 250790), (1618, 147095), (1898, 125395), (2015, 118114), (2263, 105170), (4030, 59057), (4045, 58838), (4526, 52585), (4745, 50158), (8090, 29419), (9490, 25079), (10517, 22630), (11315, 21034)]