281489364

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{379}}^1$

素因数の和:451

約数の個数: 144

約数和(自身を含む): 823748800

約数和(自身を除く): 542259436

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 27, 36, 39, 46, 52, 54, 69, 78, 92, 108, 117, 138, 156, 207, 234, 276, 299, 351, 379, 414, 468, 529, 598, 621, 702, 758, 828, 897, 1058, 1137, 1196, 1242, 1404, 1516, 1587, 1794, 2116, 2274, 2484, 2691, 3174, 3411, 3588, 4548, 4761, 4927, 5382, 6348, 6822, 6877, 8073, 8717, 9522, 9854, 10233, 10764, 13644, 13754, 14283, 14781, 16146, 17434, 19044, 19708, 20466, 20631, 26151, 27508, 28566, 29562, 32292, 34868, 40932, 41262, 44343, 52302, 57132, 59124, 61893, 78453, 82524, 88686, 104604, 113321, 123786, 133029, 156906, 177372, 185679, 200491, 226642, 235359, 247572, 266058, 313812, 339963, 371358, 400982, 453284, 470718, 532116, 601473, 679926, 742716, 801964, 941436, 1019889, 1202946, 1359852, 1804419, 2039778, 2405892, 2606383, 3059667, 3608838, 4079556, 5212766, 5413257, 6119334, 7217676, 7819149, 10425532, 10826514, 12238668, 15638298, 21653028, 23457447, 31276596, 46914894, 70372341, 93829788, 140744682, 281489364]

約数ペア:

[(1, 281489364), (2, 140744682), (3, 93829788), (4, 70372341), (6, 46914894), (9, 31276596), (12, 23457447), (13, 21653028), (18, 15638298), (23, 12238668), (26, 10826514), (27, 10425532), (36, 7819149), (39, 7217676), (46, 6119334), (52, 5413257), (54, 5212766), (69, 4079556), (78, 3608838), (92, 3059667), (108, 2606383), (117, 2405892), (138, 2039778), (156, 1804419), (207, 1359852), (234, 1202946), (276, 1019889), (299, 941436), (351, 801964), (379, 742716), (414, 679926), (468, 601473), (529, 532116), (598, 470718), (621, 453284), (702, 400982), (758, 371358), (828, 339963), (897, 313812), (1058, 266058), (1137, 247572), (1196, 235359), (1242, 226642), (1404, 200491), (1516, 185679), (1587, 177372), (1794, 156906), (2116, 133029), (2274, 123786), (2484, 113321), (2691, 104604), (3174, 88686), (3411, 82524), (3588, 78453), (4548, 61893), (4761, 59124), (4927, 57132), (5382, 52302), (6348, 44343), (6822, 41262), (6877, 40932), (8073, 34868), (8717, 32292), (9522, 29562), (9854, 28566), (10233, 27508), (10764, 26151), (13644, 20631), (13754, 20466), (14283, 19708), (14781, 19044), (16146, 17434)]