681086868

素因数分解:

$2^2\times 3^1\times 7^5\times {\mathrm{11}}^1\times {\mathrm{307}}^1$

素因数の和:360

約数の個数: 144

約数和(自身を含む): 2029192704

約数和(自身を除く): 1348105836

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 49, 66, 77, 84, 98, 132, 147, 154, 196, 231, 294, 307, 308, 343, 462, 539, 588, 614, 686, 921, 924, 1029, 1078, 1228, 1372, 1617, 1842, 2058, 2149, 2156, 2401, 3234, 3377, 3684, 3773, 4116, 4298, 4802, 6447, 6468, 6754, 7203, 7546, 8596, 9604, 10131, 11319, 12894, 13508, 14406, 15043, 15092, 16807, 20262, 22638, 23639, 25788, 26411, 28812, 30086, 33614, 40524, 45129, 45276, 47278, 50421, 52822, 60172, 67228, 70917, 79233, 90258, 94556, 100842, 105301, 105644, 141834, 158466, 165473, 180516, 184877, 201684, 210602, 283668, 315903, 316932, 330946, 369754, 421204, 496419, 554631, 631806, 661892, 737107, 739508, 992838, 1109262, 1158311, 1263612, 1474214, 1985676, 2211321, 2218524, 2316622, 2948428, 3474933, 4422642, 4633244, 5159749, 6949866, 8108177, 8845284, 10319498, 13899732, 15479247, 16216354, 20638996, 24324531, 30958494, 32432708, 48649062, 56757239, 61916988, 97298124, 113514478, 170271717, 227028956, 340543434, 681086868]

約数ペア:

[(1, 681086868), (2, 340543434), (3, 227028956), (4, 170271717), (6, 113514478), (7, 97298124), (11, 61916988), (12, 56757239), (14, 48649062), (21, 32432708), (22, 30958494), (28, 24324531), (33, 20638996), (42, 16216354), (44, 15479247), (49, 13899732), (66, 10319498), (77, 8845284), (84, 8108177), (98, 6949866), (132, 5159749), (147, 4633244), (154, 4422642), (196, 3474933), (231, 2948428), (294, 2316622), (307, 2218524), (308, 2211321), (343, 1985676), (462, 1474214), (539, 1263612), (588, 1158311), (614, 1109262), (686, 992838), (921, 739508), (924, 737107), (1029, 661892), (1078, 631806), (1228, 554631), (1372, 496419), (1617, 421204), (1842, 369754), (2058, 330946), (2149, 316932), (2156, 315903), (2401, 283668), (3234, 210602), (3377, 201684), (3684, 184877), (3773, 180516), (4116, 165473), (4298, 158466), (4802, 141834), (6447, 105644), (6468, 105301), (6754, 100842), (7203, 94556), (7546, 90258), (8596, 79233), (9604, 70917), (10131, 67228), (11319, 60172), (12894, 52822), (13508, 50421), (14406, 47278), (15043, 45276), (15092, 45129), (16807, 40524), (20262, 33614), (22638, 30086), (23639, 28812), (25788, 26411)]