660227280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{21661}}^1$

素因数の和:21804

約数の個数: 80

約数和(自身を含む): 2062915584

約数和(自身を除く): 1402688304

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, 10160, 15240, 21661, 30480, 43322, 64983, 86644, 108305, 129966, 173288, 216610, 259932, 324915, 346576, 433220, 519864, 649830, 866440, 1039728, 1299660, 1732880, 2599320, 2750947, 5198640, 5501894, 8252841, 11003788, 13754735, 16505682, 22007576, 27509470, 33011364, 41264205, 44015152, 55018940, 66022728, 82528410, 110037880, 132045456, 165056820, 220075760, 330113640, 660227280]

約数ペア:

[(1, 660227280), (2, 330113640), (3, 220075760), (4, 165056820), (5, 132045456), (6, 110037880), (8, 82528410), (10, 66022728), (12, 55018940), (15, 44015152), (16, 41264205), (20, 33011364), (24, 27509470), (30, 22007576), (40, 16505682), (48, 13754735), (60, 11003788), (80, 8252841), (120, 5501894), (127, 5198640), (240, 2750947), (254, 2599320), (381, 1732880), (508, 1299660), (635, 1039728), (762, 866440), (1016, 649830), (1270, 519864), (1524, 433220), (1905, 346576), (2032, 324915), (2540, 259932), (3048, 216610), (3810, 173288), (5080, 129966), (6096, 108305), (7620, 86644), (10160, 64983), (15240, 43322), (21661, 30480)]