405401136

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{38921}}^1$

素因数の和:38970

約数の個数: 80

約数和(自身を含む): 1235539968

約数和(自身を除く): 830138832

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 42, 48, 56, 62, 84, 93, 112, 124, 168, 186, 217, 248, 336, 372, 434, 496, 651, 744, 868, 1302, 1488, 1736, 2604, 3472, 5208, 10416, 38921, 77842, 116763, 155684, 233526, 272447, 311368, 467052, 544894, 622736, 817341, 934104, 1089788, 1206551, 1634682, 1868208, 2179576, 2413102, 3269364, 3619653, 4359152, 4826204, 6538728, 7239306, 8445857, 9652408, 13077456, 14478612, 16891714, 19304816, 25337571, 28957224, 33783428, 50675142, 57914448, 67566856, 101350284, 135133712, 202700568, 405401136]

約数ペア:

[(1, 405401136), (2, 202700568), (3, 135133712), (4, 101350284), (6, 67566856), (7, 57914448), (8, 50675142), (12, 33783428), (14, 28957224), (16, 25337571), (21, 19304816), (24, 16891714), (28, 14478612), (31, 13077456), (42, 9652408), (48, 8445857), (56, 7239306), (62, 6538728), (84, 4826204), (93, 4359152), (112, 3619653), (124, 3269364), (168, 2413102), (186, 2179576), (217, 1868208), (248, 1634682), (336, 1206551), (372, 1089788), (434, 934104), (496, 817341), (651, 622736), (744, 544894), (868, 467052), (1302, 311368), (1488, 272447), (1736, 233526), (2604, 155684), (3472, 116763), (5208, 77842), (10416, 38921)]