421950256

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{1619}}^1$

素因数の和:1826

約数の個数: 80

約数和(自身を含む): 1012435200

約数和(自身を除く): 590484944

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 179, 182, 208, 358, 364, 716, 728, 1253, 1432, 1456, 1619, 2327, 2506, 2864, 3238, 4654, 5012, 6476, 9308, 10024, 11333, 12952, 16289, 18616, 20048, 21047, 22666, 25904, 32578, 37232, 42094, 45332, 65156, 84188, 90664, 130312, 147329, 168376, 181328, 260624, 289801, 294658, 336752, 579602, 589316, 1159204, 1178632, 2028607, 2318408, 2357264, 3767413, 4057214, 4636816, 7534826, 8114428, 15069652, 16228856, 26371891, 30139304, 32457712, 52743782, 60278608, 105487564, 210975128, 421950256]

約数ペア:

[(1, 421950256), (2, 210975128), (4, 105487564), (7, 60278608), (8, 52743782), (13, 32457712), (14, 30139304), (16, 26371891), (26, 16228856), (28, 15069652), (52, 8114428), (56, 7534826), (91, 4636816), (104, 4057214), (112, 3767413), (179, 2357264), (182, 2318408), (208, 2028607), (358, 1178632), (364, 1159204), (716, 589316), (728, 579602), (1253, 336752), (1432, 294658), (1456, 289801), (1619, 260624), (2327, 181328), (2506, 168376), (2864, 147329), (3238, 130312), (4654, 90664), (5012, 84188), (6476, 65156), (9308, 45332), (10024, 42094), (11333, 37232), (12952, 32578), (16289, 25904), (18616, 22666), (20048, 21047)]