277207980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{5197}}^1$

素因数の和:5343

約数の個数: 96

約数和(自身を含む): 894222336

約数和(自身を除く): 617014356

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 127, 140, 210, 254, 381, 420, 508, 635, 762, 889, 1270, 1524, 1778, 1905, 2540, 2667, 3556, 3810, 4445, 5197, 5334, 7620, 8890, 10394, 10668, 13335, 15591, 17780, 20788, 25985, 26670, 31182, 36379, 51970, 53340, 62364, 72758, 77955, 103940, 109137, 145516, 155910, 181895, 218274, 311820, 363790, 436548, 545685, 660019, 727580, 1091370, 1320038, 1980057, 2182740, 2640076, 3300095, 3960114, 4620133, 6600190, 7920228, 9240266, 9900285, 13200380, 13860399, 18480532, 19800570, 23100665, 27720798, 39601140, 46201330, 55441596, 69301995, 92402660, 138603990, 277207980]

約数ペア:

[(1, 277207980), (2, 138603990), (3, 92402660), (4, 69301995), (5, 55441596), (6, 46201330), (7, 39601140), (10, 27720798), (12, 23100665), (14, 19800570), (15, 18480532), (20, 13860399), (21, 13200380), (28, 9900285), (30, 9240266), (35, 7920228), (42, 6600190), (60, 4620133), (70, 3960114), (84, 3300095), (105, 2640076), (127, 2182740), (140, 1980057), (210, 1320038), (254, 1091370), (381, 727580), (420, 660019), (508, 545685), (635, 436548), (762, 363790), (889, 311820), (1270, 218274), (1524, 181895), (1778, 155910), (1905, 145516), (2540, 109137), (2667, 103940), (3556, 77955), (3810, 72758), (4445, 62364), (5197, 53340), (5334, 51970), (7620, 36379), (8890, 31182), (10394, 26670), (10668, 25985), (13335, 20788), (15591, 17780)]