237041800

素因数分解:

$2^3\times 5^2\times {\mathrm{43}}^2\times {\mathrm{641}}^1$

素因数の和:743

約数の個数: 72

約数和(自身を含む): 565117290

約数和(自身を除く): 328075490

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 86, 100, 172, 200, 215, 344, 430, 641, 860, 1075, 1282, 1720, 1849, 2150, 2564, 3205, 3698, 4300, 5128, 6410, 7396, 8600, 9245, 12820, 14792, 16025, 18490, 25640, 27563, 32050, 36980, 46225, 55126, 64100, 73960, 92450, 110252, 128200, 137815, 184900, 220504, 275630, 369800, 551260, 689075, 1102520, 1185209, 1378150, 2370418, 2756300, 4740836, 5512600, 5926045, 9481672, 11852090, 23704180, 29630225, 47408360, 59260450, 118520900, 237041800]

約数ペア:

[(1, 237041800), (2, 118520900), (4, 59260450), (5, 47408360), (8, 29630225), (10, 23704180), (20, 11852090), (25, 9481672), (40, 5926045), (43, 5512600), (50, 4740836), (86, 2756300), (100, 2370418), (172, 1378150), (200, 1185209), (215, 1102520), (344, 689075), (430, 551260), (641, 369800), (860, 275630), (1075, 220504), (1282, 184900), (1720, 137815), (1849, 128200), (2150, 110252), (2564, 92450), (3205, 73960), (3698, 64100), (4300, 55126), (5128, 46225), (6410, 36980), (7396, 32050), (8600, 27563), (9245, 25640), (12820, 18490), (14792, 16025)]