28697220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2797}}^1$

素因数の和:2834

約数の個数: 96

約数和(自身を含む): 94012800

約数和(自身を除く): 65315580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 90, 95, 108, 114, 135, 171, 180, 190, 228, 270, 285, 342, 380, 513, 540, 570, 684, 855, 1026, 1140, 1710, 2052, 2565, 2797, 3420, 5130, 5594, 8391, 10260, 11188, 13985, 16782, 25173, 27970, 33564, 41955, 50346, 53143, 55940, 75519, 83910, 100692, 106286, 125865, 151038, 159429, 167820, 212572, 251730, 265715, 302076, 318858, 377595, 478287, 503460, 531430, 637716, 755190, 797145, 956574, 1062860, 1434861, 1510380, 1594290, 1913148, 2391435, 2869722, 3188580, 4782870, 5739444, 7174305, 9565740, 14348610, 28697220]

約数ペア:

[(1, 28697220), (2, 14348610), (3, 9565740), (4, 7174305), (5, 5739444), (6, 4782870), (9, 3188580), (10, 2869722), (12, 2391435), (15, 1913148), (18, 1594290), (19, 1510380), (20, 1434861), (27, 1062860), (30, 956574), (36, 797145), (38, 755190), (45, 637716), (54, 531430), (57, 503460), (60, 478287), (76, 377595), (90, 318858), (95, 302076), (108, 265715), (114, 251730), (135, 212572), (171, 167820), (180, 159429), (190, 151038), (228, 125865), (270, 106286), (285, 100692), (342, 83910), (380, 75519), (513, 55940), (540, 53143), (570, 50346), (684, 41955), (855, 33564), (1026, 27970), (1140, 25173), (1710, 16782), (2052, 13985), (2565, 11188), (2797, 10260), (3420, 8391), (5130, 5594)]