257703384

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{10663}}^1$

素因数の和:10744

約数の個数: 64

約数和(自身を含む): 691027200

約数和(自身を除く): 433323816

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 53, 57, 76, 106, 114, 152, 159, 212, 228, 318, 424, 456, 636, 1007, 1272, 2014, 3021, 4028, 6042, 8056, 10663, 12084, 21326, 24168, 31989, 42652, 63978, 85304, 127956, 202597, 255912, 405194, 565139, 607791, 810388, 1130278, 1215582, 1620776, 1695417, 2260556, 2431164, 3390834, 4521112, 4862328, 6781668, 10737641, 13563336, 21475282, 32212923, 42950564, 64425846, 85901128, 128851692, 257703384]

約数ペア:

[(1, 257703384), (2, 128851692), (3, 85901128), (4, 64425846), (6, 42950564), (8, 32212923), (12, 21475282), (19, 13563336), (24, 10737641), (38, 6781668), (53, 4862328), (57, 4521112), (76, 3390834), (106, 2431164), (114, 2260556), (152, 1695417), (159, 1620776), (212, 1215582), (228, 1130278), (318, 810388), (424, 607791), (456, 565139), (636, 405194), (1007, 255912), (1272, 202597), (2014, 127956), (3021, 85304), (4028, 63978), (6042, 42652), (8056, 31989), (10663, 24168), (12084, 21326)]