389563920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{541061}}^1$

素因数の和:541080

約数の個数: 60

約数和(自身を含む): 1308287916

約数和(自身を除く): 918723996

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, 541061, 1082122, 1623183, 2164244, 2705305, 3246366, 4328488, 4869549, 5410610, 6492732, 8115915, 8656976, 9739098, 10821220, 12985464, 16231830, 19478196, 21642440, 24347745, 25970928, 32463660, 38956392, 43284880, 48695490, 64927320, 77912784, 97390980, 129854640, 194781960, 389563920]

約数ペア:

[(1, 389563920), (2, 194781960), (3, 129854640), (4, 97390980), (5, 77912784), (6, 64927320), (8, 48695490), (9, 43284880), (10, 38956392), (12, 32463660), (15, 25970928), (16, 24347745), (18, 21642440), (20, 19478196), (24, 16231830), (30, 12985464), (36, 10821220), (40, 9739098), (45, 8656976), (48, 8115915), (60, 6492732), (72, 5410610), (80, 4869549), (90, 4328488), (120, 3246366), (144, 2705305), (180, 2164244), (240, 1623183), (360, 1082122), (720, 541061)]