214645240

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:245

約数の個数: 128

約数和(自身を含む): 530841600

約数和(自身を除く): 316196360

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 31, 40, 47, 58, 62, 94, 116, 124, 127, 145, 155, 188, 232, 235, 248, 254, 290, 310, 376, 470, 508, 580, 620, 635, 899, 940, 1016, 1160, 1240, 1270, 1363, 1457, 1798, 1880, 2540, 2726, 2914, 3596, 3683, 3937, 4495, 5080, 5452, 5828, 5969, 6815, 7192, 7285, 7366, 7874, 8990, 10904, 11656, 11938, 13630, 14570, 14732, 15748, 17980, 18415, 19685, 23876, 27260, 29140, 29464, 29845, 31496, 35960, 36830, 39370, 42253, 47752, 54520, 58280, 59690, 73660, 78740, 84506, 114173, 119380, 147320, 157480, 169012, 173101, 185039, 211265, 228346, 238760, 338024, 346202, 370078, 422530, 456692, 570865, 692404, 740156, 845060, 865505, 913384, 925195, 1141730, 1384808, 1480312, 1690120, 1731010, 1850390, 2283460, 3462020, 3700780, 4566920, 5366131, 6924040, 7401560, 10732262, 21464524, 26830655, 42929048, 53661310, 107322620, 214645240]

約数ペア:

[(1, 214645240), (2, 107322620), (4, 53661310), (5, 42929048), (8, 26830655), (10, 21464524), (20, 10732262), (29, 7401560), (31, 6924040), (40, 5366131), (47, 4566920), (58, 3700780), (62, 3462020), (94, 2283460), (116, 1850390), (124, 1731010), (127, 1690120), (145, 1480312), (155, 1384808), (188, 1141730), (232, 925195), (235, 913384), (248, 865505), (254, 845060), (290, 740156), (310, 692404), (376, 570865), (470, 456692), (508, 422530), (580, 370078), (620, 346202), (635, 338024), (899, 238760), (940, 228346), (1016, 211265), (1160, 185039), (1240, 173101), (1270, 169012), (1363, 157480), (1457, 147320), (1798, 119380), (1880, 114173), (2540, 84506), (2726, 78740), (2914, 73660), (3596, 59690), (3683, 58280), (3937, 54520), (4495, 47752), (5080, 42253), (5452, 39370), (5828, 36830), (5969, 35960), (6815, 31496), (7192, 29845), (7285, 29464), (7366, 29140), (7874, 27260), (8990, 23876), (10904, 19685), (11656, 18415), (11938, 17980), (13630, 15748), (14570, 14732)]