21212822160

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{9820751}}^1$

素因数の和:9820773

約数の個数: 80

約数和(自身を含む): 73066394880

約数和(自身を除く): 51853572720

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, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 9820751, 19641502, 29462253, 39283004, 49103755, 58924506, 78566008, 88386759, 98207510, 117849012, 147311265, 157132016, 176773518, 196415020, 235698024, 265160277, 294622530, 353547036, 392830040, 441933795, 471396048, 530320554, 589245060, 707094072, 785660080, 883867590, 1060641108, 1178490120, 1325801385, 1414188144, 1767735180, 2121282216, 2356980240, 2651602770, 3535470360, 4242564432, 5303205540, 7070940720, 10606411080, 21212822160]

約数ペア:

[(1, 21212822160), (2, 10606411080), (3, 7070940720), (4, 5303205540), (5, 4242564432), (6, 3535470360), (8, 2651602770), (9, 2356980240), (10, 2121282216), (12, 1767735180), (15, 1414188144), (16, 1325801385), (18, 1178490120), (20, 1060641108), (24, 883867590), (27, 785660080), (30, 707094072), (36, 589245060), (40, 530320554), (45, 471396048), (48, 441933795), (54, 392830040), (60, 353547036), (72, 294622530), (80, 265160277), (90, 235698024), (108, 196415020), (120, 176773518), (135, 157132016), (144, 147311265), (180, 117849012), (216, 98207510), (240, 88386759), (270, 78566008), (360, 58924506), (432, 49103755), (540, 39283004), (720, 29462253), (1080, 19641502), (2160, 9820751)]