129463920

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{19979}}^1$

素因数の和:20004

約数の個数: 100

約数和(自身を含む): 449669880

約数和(自身を除く): 320205960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 6480, 19979, 39958, 59937, 79916, 99895, 119874, 159832, 179811, 199790, 239748, 299685, 319664, 359622, 399580, 479496, 539433, 599370, 719244, 799160, 899055, 958992, 1078866, 1198740, 1438488, 1598320, 1618299, 1798110, 2157732, 2397480, 2697165, 2876976, 3236598, 3596220, 4315464, 4794960, 5394330, 6473196, 7192440, 8091495, 8630928, 10788660, 12946392, 14384880, 16182990, 21577320, 25892784, 32365980, 43154640, 64731960, 129463920]

約数ペア:

[(1, 129463920), (2, 64731960), (3, 43154640), (4, 32365980), (5, 25892784), (6, 21577320), (8, 16182990), (9, 14384880), (10, 12946392), (12, 10788660), (15, 8630928), (16, 8091495), (18, 7192440), (20, 6473196), (24, 5394330), (27, 4794960), (30, 4315464), (36, 3596220), (40, 3236598), (45, 2876976), (48, 2697165), (54, 2397480), (60, 2157732), (72, 1798110), (80, 1618299), (81, 1598320), (90, 1438488), (108, 1198740), (120, 1078866), (135, 958992), (144, 899055), (162, 799160), (180, 719244), (216, 599370), (240, 539433), (270, 479496), (324, 399580), (360, 359622), (405, 319664), (432, 299685), (540, 239748), (648, 199790), (720, 179811), (810, 159832), (1080, 119874), (1296, 99895), (1620, 79916), (2160, 59937), (3240, 39958), (6480, 19979)]