1209125760

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{13399}}^1$

素因数の和:13468

約数の個数: 128

約数和(自身を含む): 3936384000

約数和(自身を除く): 2727258240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 47, 48, 60, 64, 80, 94, 96, 120, 128, 141, 160, 188, 192, 235, 240, 282, 320, 376, 384, 470, 480, 564, 640, 705, 752, 940, 960, 1128, 1410, 1504, 1880, 1920, 2256, 2820, 3008, 3760, 4512, 5640, 6016, 7520, 9024, 11280, 13399, 15040, 18048, 22560, 26798, 30080, 40197, 45120, 53596, 66995, 80394, 90240, 107192, 133990, 160788, 200985, 214384, 267980, 321576, 401970, 428768, 535960, 629753, 643152, 803940, 857536, 1071920, 1259506, 1286304, 1607880, 1715072, 1889259, 2143840, 2519012, 2572608, 3148765, 3215760, 3778518, 4287680, 5038024, 5145216, 6297530, 6431520, 7557036, 8575360, 9446295, 10076048, 12595060, 12863040, 15114072, 18892590, 20152096, 25190120, 25726080, 30228144, 37785180, 40304192, 50380240, 60456288, 75570360, 80608384, 100760480, 120912576, 151140720, 201520960, 241825152, 302281440, 403041920, 604562880, 1209125760]

約数ペア:

[(1, 1209125760), (2, 604562880), (3, 403041920), (4, 302281440), (5, 241825152), (6, 201520960), (8, 151140720), (10, 120912576), (12, 100760480), (15, 80608384), (16, 75570360), (20, 60456288), (24, 50380240), (30, 40304192), (32, 37785180), (40, 30228144), (47, 25726080), (48, 25190120), (60, 20152096), (64, 18892590), (80, 15114072), (94, 12863040), (96, 12595060), (120, 10076048), (128, 9446295), (141, 8575360), (160, 7557036), (188, 6431520), (192, 6297530), (235, 5145216), (240, 5038024), (282, 4287680), (320, 3778518), (376, 3215760), (384, 3148765), (470, 2572608), (480, 2519012), (564, 2143840), (640, 1889259), (705, 1715072), (752, 1607880), (940, 1286304), (960, 1259506), (1128, 1071920), (1410, 857536), (1504, 803940), (1880, 643152), (1920, 629753), (2256, 535960), (2820, 428768), (3008, 401970), (3760, 321576), (4512, 267980), (5640, 214384), (6016, 200985), (7520, 160788), (9024, 133990), (11280, 107192), (13399, 90240), (15040, 80394), (18048, 66995), (22560, 53596), (26798, 45120), (30080, 40197)]