720291294

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{461}}^1\times {\mathrm{1423}}^1$

素因数の和:1953

約数の個数: 48

約数和(自身を含む): 1590773184

約数和(自身を除く): 870481890

約数列:

[1, 2, 3, 6, 9, 18, 61, 122, 183, 366, 461, 549, 922, 1098, 1383, 1423, 2766, 2846, 4149, 4269, 8298, 8538, 12807, 25614, 28121, 56242, 84363, 86803, 168726, 173606, 253089, 260409, 506178, 520818, 656003, 781227, 1312006, 1562454, 1968009, 3936018, 5904027, 11808054, 40016183, 80032366, 120048549, 240097098, 360145647, 720291294]

約数ペア:

[(1, 720291294), (2, 360145647), (3, 240097098), (6, 120048549), (9, 80032366), (18, 40016183), (61, 11808054), (122, 5904027), (183, 3936018), (366, 1968009), (461, 1562454), (549, 1312006), (922, 781227), (1098, 656003), (1383, 520818), (1423, 506178), (2766, 260409), (2846, 253089), (4149, 173606), (4269, 168726), (8298, 86803), (8538, 84363), (12807, 56242), (25614, 28121)]