140220304

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{503}}^1$

素因数の和:668

約数の個数: 80

約数和(自身を含む): 329978880

約数和(自身を除く): 189758576

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 131, 133, 152, 262, 266, 304, 503, 524, 532, 917, 1006, 1048, 1064, 1834, 2012, 2096, 2128, 2489, 3521, 3668, 4024, 4978, 7042, 7336, 8048, 9557, 9956, 14084, 14672, 17423, 19114, 19912, 28168, 34846, 38228, 39824, 56336, 65893, 66899, 69692, 76456, 131786, 133798, 139384, 152912, 263572, 267596, 278768, 461251, 527144, 535192, 922502, 1054288, 1070384, 1251967, 1845004, 2503934, 3690008, 5007868, 7380016, 8763769, 10015736, 17527538, 20031472, 35055076, 70110152, 140220304]

約数ペア:

[(1, 140220304), (2, 70110152), (4, 35055076), (7, 20031472), (8, 17527538), (14, 10015736), (16, 8763769), (19, 7380016), (28, 5007868), (38, 3690008), (56, 2503934), (76, 1845004), (112, 1251967), (131, 1070384), (133, 1054288), (152, 922502), (262, 535192), (266, 527144), (304, 461251), (503, 278768), (524, 267596), (532, 263572), (917, 152912), (1006, 139384), (1048, 133798), (1064, 131786), (1834, 76456), (2012, 69692), (2096, 66899), (2128, 65893), (2489, 56336), (3521, 39824), (3668, 38228), (4024, 34846), (4978, 28168), (7042, 19912), (7336, 19114), (8048, 17423), (9557, 14672), (9956, 14084)]