278495760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{9137}}^1$

素因数の和:9280

約数の個数: 80

約数和(自身を含む): 870230016

約数和(自身を除く): 591734256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 127, 240, 254, 381, 508, 635, 762, 1016, 1270, 1524, 1905, 2032, 2540, 3048, 3810, 5080, 6096, 7620, 9137, 10160, 15240, 18274, 27411, 30480, 36548, 45685, 54822, 73096, 91370, 109644, 137055, 146192, 182740, 219288, 274110, 365480, 438576, 548220, 730960, 1096440, 1160399, 2192880, 2320798, 3481197, 4641596, 5801995, 6962394, 9283192, 11603990, 13924788, 17405985, 18566384, 23207980, 27849576, 34811970, 46415960, 55699152, 69623940, 92831920, 139247880, 278495760]

約数ペア:

[(1, 278495760), (2, 139247880), (3, 92831920), (4, 69623940), (5, 55699152), (6, 46415960), (8, 34811970), (10, 27849576), (12, 23207980), (15, 18566384), (16, 17405985), (20, 13924788), (24, 11603990), (30, 9283192), (40, 6962394), (48, 5801995), (60, 4641596), (80, 3481197), (120, 2320798), (127, 2192880), (240, 1160399), (254, 1096440), (381, 730960), (508, 548220), (635, 438576), (762, 365480), (1016, 274110), (1270, 219288), (1524, 182740), (1905, 146192), (2032, 137055), (2540, 109644), (3048, 91370), (3810, 73096), (5080, 54822), (6096, 45685), (7620, 36548), (9137, 30480), (10160, 27411), (15240, 18274)]