1279601280

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{74051}}^1$

素因数の和:74079

約数の個数: 128

約数和(自身を含む): 4531982400

約数和(自身を除く): 3252381120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2880, 3456, 4320, 5760, 8640, 17280, 74051, 148102, 222153, 296204, 370255, 444306, 592408, 666459, 740510, 888612, 1110765, 1184816, 1332918, 1481020, 1777224, 1999377, 2221530, 2369632, 2665836, 2962040, 3332295, 3554448, 3998754, 4443060, 4739264, 5331672, 5924080, 6664590, 7108896, 7997508, 8886120, 9478528, 9996885, 10663344, 11848160, 13329180, 14217792, 15995016, 17772240, 19993770, 21326688, 23696320, 26658360, 28435584, 31990032, 35544480, 39987540, 42653376, 47392640, 53316720, 63980064, 71088960, 79975080, 85306752, 106633440, 127960128, 142177920, 159950160, 213266880, 255920256, 319900320, 426533760, 639800640, 1279601280]

約数ペア:

[(1, 1279601280), (2, 639800640), (3, 426533760), (4, 319900320), (5, 255920256), (6, 213266880), (8, 159950160), (9, 142177920), (10, 127960128), (12, 106633440), (15, 85306752), (16, 79975080), (18, 71088960), (20, 63980064), (24, 53316720), (27, 47392640), (30, 42653376), (32, 39987540), (36, 35544480), (40, 31990032), (45, 28435584), (48, 26658360), (54, 23696320), (60, 21326688), (64, 19993770), (72, 17772240), (80, 15995016), (90, 14217792), (96, 13329180), (108, 11848160), (120, 10663344), (128, 9996885), (135, 9478528), (144, 8886120), (160, 7997508), (180, 7108896), (192, 6664590), (216, 5924080), (240, 5331672), (270, 4739264), (288, 4443060), (320, 3998754), (360, 3554448), (384, 3332295), (432, 2962040), (480, 2665836), (540, 2369632), (576, 2221530), (640, 1999377), (720, 1777224), (864, 1481020), (960, 1332918), (1080, 1184816), (1152, 1110765), (1440, 888612), (1728, 740510), (1920, 666459), (2160, 592408), (2880, 444306), (3456, 370255), (4320, 296204), (5760, 222153), (8640, 148102), (17280, 74051)]