204390900

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{32443}}^1$

素因数の和:32470

約数の個数: 108

約数和(自身を含む): 732196192

約数和(自身を除く): 527805292

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 100, 105, 126, 140, 150, 175, 180, 210, 225, 252, 300, 315, 350, 420, 450, 525, 630, 700, 900, 1050, 1260, 1575, 2100, 3150, 6300, 32443, 64886, 97329, 129772, 162215, 194658, 227101, 291987, 324430, 389316, 454202, 486645, 583974, 648860, 681303, 811075, 908404, 973290, 1135505, 1167948, 1362606, 1459935, 1622150, 1946580, 2043909, 2271010, 2433225, 2725212, 2919870, 3244300, 3406515, 4087818, 4542020, 4866450, 5677525, 5839740, 6813030, 7299675, 8175636, 9732900, 10219545, 11355050, 13626060, 14599350, 17032575, 20439090, 22710100, 29198700, 34065150, 40878180, 51097725, 68130300, 102195450, 204390900]

約数ペア:

[(1, 204390900), (2, 102195450), (3, 68130300), (4, 51097725), (5, 40878180), (6, 34065150), (7, 29198700), (9, 22710100), (10, 20439090), (12, 17032575), (14, 14599350), (15, 13626060), (18, 11355050), (20, 10219545), (21, 9732900), (25, 8175636), (28, 7299675), (30, 6813030), (35, 5839740), (36, 5677525), (42, 4866450), (45, 4542020), (50, 4087818), (60, 3406515), (63, 3244300), (70, 2919870), (75, 2725212), (84, 2433225), (90, 2271010), (100, 2043909), (105, 1946580), (126, 1622150), (140, 1459935), (150, 1362606), (175, 1167948), (180, 1135505), (210, 973290), (225, 908404), (252, 811075), (300, 681303), (315, 648860), (350, 583974), (420, 486645), (450, 454202), (525, 389316), (630, 324430), (700, 291987), (900, 227101), (1050, 194658), (1260, 162215), (1575, 129772), (2100, 97329), (3150, 64886), (6300, 32443)]