8820720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{12251}}^1$

素因数の和:12270

約数の個数: 60

約数和(自身を含む): 29625336

約数和(自身を除く): 20804616

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 12251, 24502, 36753, 49004, 61255, 73506, 98008, 110259, 122510, 147012, 183765, 196016, 220518, 245020, 294024, 367530, 441036, 490040, 551295, 588048, 735060, 882072, 980080, 1102590, 1470120, 1764144, 2205180, 2940240, 4410360, 8820720]

約数ペア:

[(1, 8820720), (2, 4410360), (3, 2940240), (4, 2205180), (5, 1764144), (6, 1470120), (8, 1102590), (9, 980080), (10, 882072), (12, 735060), (15, 588048), (16, 551295), (18, 490040), (20, 441036), (24, 367530), (30, 294024), (36, 245020), (40, 220518), (45, 196016), (48, 183765), (60, 147012), (72, 122510), (80, 110259), (90, 98008), (120, 73506), (144, 61255), (180, 49004), (240, 36753), (360, 24502), (720, 12251)]