201812156

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^2\times {\mathrm{149}}^1$

素因数の和:295

約数の個数: 72

約数和(自身を含む): 444880800

約数和(自身を除く): 243068644

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 61, 91, 122, 149, 182, 244, 298, 364, 427, 596, 793, 854, 1043, 1586, 1708, 1937, 2086, 3172, 3721, 3874, 4172, 5551, 7442, 7748, 9089, 11102, 13559, 14884, 18178, 22204, 26047, 27118, 36356, 48373, 52094, 54236, 63623, 96746, 104188, 118157, 127246, 193492, 236314, 254492, 338611, 472628, 554429, 677222, 827099, 1108858, 1354444, 1654198, 2217716, 3308396, 3881003, 7207577, 7762006, 14415154, 15524012, 28830308, 50453039, 100906078, 201812156]

約数ペア:

[(1, 201812156), (2, 100906078), (4, 50453039), (7, 28830308), (13, 15524012), (14, 14415154), (26, 7762006), (28, 7207577), (52, 3881003), (61, 3308396), (91, 2217716), (122, 1654198), (149, 1354444), (182, 1108858), (244, 827099), (298, 677222), (364, 554429), (427, 472628), (596, 338611), (793, 254492), (854, 236314), (1043, 193492), (1586, 127246), (1708, 118157), (1937, 104188), (2086, 96746), (3172, 63623), (3721, 54236), (3874, 52094), (4172, 48373), (5551, 36356), (7442, 27118), (7748, 26047), (9089, 22204), (11102, 18178), (13559, 14884)]