28535220

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{7549}}^1$

素因数の和:7574

約数の個数: 96

約数和(自身を含む): 101472000

約数和(自身を除く): 72936780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 7549, 15098, 22647, 30196, 37745, 45294, 52843, 67941, 75490, 90588, 105686, 113235, 135882, 150980, 158529, 203823, 211372, 226470, 264215, 271764, 317058, 339705, 407646, 452940, 475587, 528430, 634116, 679410, 792645, 815292, 951174, 1019115, 1056860, 1358820, 1426761, 1585290, 1902348, 2038230, 2377935, 2853522, 3170580, 4076460, 4755870, 5707044, 7133805, 9511740, 14267610, 28535220]

約数ペア:

[(1, 28535220), (2, 14267610), (3, 9511740), (4, 7133805), (5, 5707044), (6, 4755870), (7, 4076460), (9, 3170580), (10, 2853522), (12, 2377935), (14, 2038230), (15, 1902348), (18, 1585290), (20, 1426761), (21, 1358820), (27, 1056860), (28, 1019115), (30, 951174), (35, 815292), (36, 792645), (42, 679410), (45, 634116), (54, 528430), (60, 475587), (63, 452940), (70, 407646), (84, 339705), (90, 317058), (105, 271764), (108, 264215), (126, 226470), (135, 211372), (140, 203823), (180, 158529), (189, 150980), (210, 135882), (252, 113235), (270, 105686), (315, 90588), (378, 75490), (420, 67941), (540, 52843), (630, 45294), (756, 37745), (945, 30196), (1260, 22647), (1890, 15098), (3780, 7549)]