55580280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{521}}^1$

素因数の和:669

約数の個数: 128

約数和(自身を含む): 192430080

約数和(自身を除く): 136849800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 127, 140, 168, 210, 254, 280, 381, 420, 508, 521, 635, 762, 840, 889, 1016, 1042, 1270, 1524, 1563, 1778, 1905, 2084, 2540, 2605, 2667, 3048, 3126, 3556, 3647, 3810, 4168, 4445, 5080, 5210, 5334, 6252, 7112, 7294, 7620, 7815, 8890, 10420, 10668, 10941, 12504, 13335, 14588, 15240, 15630, 17780, 18235, 20840, 21336, 21882, 26670, 29176, 31260, 35560, 36470, 43764, 53340, 54705, 62520, 66167, 72940, 87528, 106680, 109410, 132334, 145880, 198501, 218820, 264668, 330835, 397002, 437640, 463169, 529336, 661670, 794004, 926338, 992505, 1323340, 1389507, 1588008, 1852676, 1985010, 2315845, 2646680, 2779014, 3705352, 3970020, 4631690, 5558028, 6947535, 7940040, 9263380, 11116056, 13895070, 18526760, 27790140, 55580280]

約数ペア:

[(1, 55580280), (2, 27790140), (3, 18526760), (4, 13895070), (5, 11116056), (6, 9263380), (7, 7940040), (8, 6947535), (10, 5558028), (12, 4631690), (14, 3970020), (15, 3705352), (20, 2779014), (21, 2646680), (24, 2315845), (28, 1985010), (30, 1852676), (35, 1588008), (40, 1389507), (42, 1323340), (56, 992505), (60, 926338), (70, 794004), (84, 661670), (105, 529336), (120, 463169), (127, 437640), (140, 397002), (168, 330835), (210, 264668), (254, 218820), (280, 198501), (381, 145880), (420, 132334), (508, 109410), (521, 106680), (635, 87528), (762, 72940), (840, 66167), (889, 62520), (1016, 54705), (1042, 53340), (1270, 43764), (1524, 36470), (1563, 35560), (1778, 31260), (1905, 29176), (2084, 26670), (2540, 21882), (2605, 21336), (2667, 20840), (3048, 18235), (3126, 17780), (3556, 15630), (3647, 15240), (3810, 14588), (4168, 13335), (4445, 12504), (5080, 10941), (5210, 10668), (5334, 10420), (6252, 8890), (7112, 7815), (7294, 7620)]