320883472

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{3019}}^1$

素因数の和:3120

約数の個数: 80

約数和(自身を含む): 775922560

約数和(自身を除く): 455039088

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 73, 91, 104, 112, 146, 182, 208, 292, 364, 511, 584, 728, 949, 1022, 1168, 1456, 1898, 2044, 3019, 3796, 4088, 6038, 6643, 7592, 8176, 12076, 13286, 15184, 21133, 24152, 26572, 39247, 42266, 48304, 53144, 78494, 84532, 106288, 156988, 169064, 220387, 274729, 313976, 338128, 440774, 549458, 627952, 881548, 1098916, 1542709, 1763096, 2197832, 2865031, 3085418, 3526192, 4395664, 5730062, 6170836, 11460124, 12341672, 20055217, 22920248, 24683344, 40110434, 45840496, 80220868, 160441736, 320883472]

約数ペア:

[(1, 320883472), (2, 160441736), (4, 80220868), (7, 45840496), (8, 40110434), (13, 24683344), (14, 22920248), (16, 20055217), (26, 12341672), (28, 11460124), (52, 6170836), (56, 5730062), (73, 4395664), (91, 3526192), (104, 3085418), (112, 2865031), (146, 2197832), (182, 1763096), (208, 1542709), (292, 1098916), (364, 881548), (511, 627952), (584, 549458), (728, 440774), (949, 338128), (1022, 313976), (1168, 274729), (1456, 220387), (1898, 169064), (2044, 156988), (3019, 106288), (3796, 84532), (4088, 78494), (6038, 53144), (6643, 48304), (7592, 42266), (8176, 39247), (12076, 26572), (13286, 24152), (15184, 21133)]