308281428

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{677}}^1$

素因数の和:846

約数の個数: 144

約数和(自身を含む): 967424640

約数和(自身を除く): 659143212

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 139, 156, 182, 234, 252, 273, 278, 364, 417, 468, 546, 556, 677, 819, 834, 973, 1092, 1251, 1354, 1638, 1668, 1807, 1946, 2031, 2502, 2708, 2919, 3276, 3614, 3892, 4062, 4739, 5004, 5421, 5838, 6093, 7228, 8124, 8757, 8801, 9478, 10842, 11676, 12186, 12649, 14217, 16263, 17514, 17602, 18956, 21684, 24372, 25298, 26403, 28434, 32526, 35028, 35204, 37947, 42651, 50596, 52806, 56868, 61607, 65052, 75894, 79209, 85302, 94103, 105612, 113841, 123214, 151788, 158418, 170604, 184821, 188206, 227682, 246428, 282309, 316836, 369642, 376412, 455364, 554463, 564618, 658721, 739284, 846927, 1108926, 1129236, 1223339, 1317442, 1693854, 1976163, 2217852, 2446678, 2634884, 3387708, 3670017, 3952326, 4893356, 5928489, 7340034, 7904652, 8563373, 11010051, 11856978, 14680068, 17126746, 22020102, 23713956, 25690119, 34253492, 44040204, 51380238, 77070357, 102760476, 154140714, 308281428]

約数ペア:

[(1, 308281428), (2, 154140714), (3, 102760476), (4, 77070357), (6, 51380238), (7, 44040204), (9, 34253492), (12, 25690119), (13, 23713956), (14, 22020102), (18, 17126746), (21, 14680068), (26, 11856978), (28, 11010051), (36, 8563373), (39, 7904652), (42, 7340034), (52, 5928489), (63, 4893356), (78, 3952326), (84, 3670017), (91, 3387708), (117, 2634884), (126, 2446678), (139, 2217852), (156, 1976163), (182, 1693854), (234, 1317442), (252, 1223339), (273, 1129236), (278, 1108926), (364, 846927), (417, 739284), (468, 658721), (546, 564618), (556, 554463), (677, 455364), (819, 376412), (834, 369642), (973, 316836), (1092, 282309), (1251, 246428), (1354, 227682), (1638, 188206), (1668, 184821), (1807, 170604), (1946, 158418), (2031, 151788), (2502, 123214), (2708, 113841), (2919, 105612), (3276, 94103), (3614, 85302), (3892, 79209), (4062, 75894), (4739, 65052), (5004, 61607), (5421, 56868), (5838, 52806), (6093, 50596), (7228, 42651), (8124, 37947), (8757, 35204), (8801, 35028), (9478, 32526), (10842, 28434), (11676, 26403), (12186, 25298), (12649, 24372), (14217, 21684), (16263, 18956), (17514, 17602)]