213921720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{594227}}^1$

素因数の和:594244

約数の個数: 48

約数和(自身を含む): 695246760

約数和(自身を除く): 481325040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 594227, 1188454, 1782681, 2376908, 2971135, 3565362, 4753816, 5348043, 5942270, 7130724, 8913405, 10696086, 11884540, 14261448, 17826810, 21392172, 23769080, 26740215, 35653620, 42784344, 53480430, 71307240, 106960860, 213921720]

約数ペア:

[(1, 213921720), (2, 106960860), (3, 71307240), (4, 53480430), (5, 42784344), (6, 35653620), (8, 26740215), (9, 23769080), (10, 21392172), (12, 17826810), (15, 14261448), (18, 11884540), (20, 10696086), (24, 8913405), (30, 7130724), (36, 5942270), (40, 5348043), (45, 4753816), (60, 3565362), (72, 2971135), (90, 2376908), (120, 1782681), (180, 1188454), (360, 594227)]