690213960

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{213029}}^1$

素因数の和:213052

約数の個数: 80

約数和(自身を含む): 2319896700

約数和(自身を除く): 1629682740

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 213029, 426058, 639087, 852116, 1065145, 1278174, 1704232, 1917261, 2130290, 2556348, 3195435, 3834522, 4260580, 5112696, 5751783, 6390870, 7669044, 8521160, 9586305, 11503566, 12781740, 15338088, 17255349, 19172610, 23007132, 25563480, 28758915, 34510698, 38345220, 46014264, 57517830, 69021396, 76690440, 86276745, 115035660, 138042792, 172553490, 230071320, 345106980, 690213960]

約数ペア:

[(1, 690213960), (2, 345106980), (3, 230071320), (4, 172553490), (5, 138042792), (6, 115035660), (8, 86276745), (9, 76690440), (10, 69021396), (12, 57517830), (15, 46014264), (18, 38345220), (20, 34510698), (24, 28758915), (27, 25563480), (30, 23007132), (36, 19172610), (40, 17255349), (45, 15338088), (54, 12781740), (60, 11503566), (72, 9586305), (81, 8521160), (90, 7669044), (108, 6390870), (120, 5751783), (135, 5112696), (162, 4260580), (180, 3834522), (216, 3195435), (270, 2556348), (324, 2130290), (360, 1917261), (405, 1704232), (540, 1278174), (648, 1065145), (810, 852116), (1080, 639087), (1620, 426058), (3240, 213029)]