72337500

素因数分解:

$2^2\times 3^2\times 5^5\times {\mathrm{643}}^1$

素因数の和:678

約数の個数: 108

約数和(自身を含む): 228907224

約数和(自身を除く): 156569724

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 250, 300, 375, 450, 500, 625, 643, 750, 900, 1125, 1250, 1286, 1500, 1875, 1929, 2250, 2500, 2572, 3125, 3215, 3750, 3858, 4500, 5625, 5787, 6250, 6430, 7500, 7716, 9375, 9645, 11250, 11574, 12500, 12860, 16075, 18750, 19290, 22500, 23148, 28125, 28935, 32150, 37500, 38580, 48225, 56250, 57870, 64300, 80375, 96450, 112500, 115740, 144675, 160750, 192900, 241125, 289350, 321500, 401875, 482250, 578700, 723375, 803750, 964500, 1205625, 1446750, 1607500, 2009375, 2411250, 2893500, 3616875, 4018750, 4822500, 6028125, 7233750, 8037500, 12056250, 14467500, 18084375, 24112500, 36168750, 72337500]

約数ペア:

[(1, 72337500), (2, 36168750), (3, 24112500), (4, 18084375), (5, 14467500), (6, 12056250), (9, 8037500), (10, 7233750), (12, 6028125), (15, 4822500), (18, 4018750), (20, 3616875), (25, 2893500), (30, 2411250), (36, 2009375), (45, 1607500), (50, 1446750), (60, 1205625), (75, 964500), (90, 803750), (100, 723375), (125, 578700), (150, 482250), (180, 401875), (225, 321500), (250, 289350), (300, 241125), (375, 192900), (450, 160750), (500, 144675), (625, 115740), (643, 112500), (750, 96450), (900, 80375), (1125, 64300), (1250, 57870), (1286, 56250), (1500, 48225), (1875, 38580), (1929, 37500), (2250, 32150), (2500, 28935), (2572, 28125), (3125, 23148), (3215, 22500), (3750, 19290), (3858, 18750), (4500, 16075), (5625, 12860), (5787, 12500), (6250, 11574), (6430, 11250), (7500, 9645), (7716, 9375)]