201644680

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{1471}}^1$

素因数の和:1654

約数の個数: 64

約数和(自身を含む): 476928000

約数和(自身を除く): 275283320

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 149, 184, 230, 298, 460, 596, 745, 920, 1192, 1471, 1490, 2942, 2980, 3427, 5884, 5960, 6854, 7355, 11768, 13708, 14710, 17135, 27416, 29420, 33833, 34270, 58840, 67666, 68540, 135332, 137080, 169165, 219179, 270664, 338330, 438358, 676660, 876716, 1095895, 1353320, 1753432, 2191790, 4383580, 5041117, 8767160, 10082234, 20164468, 25205585, 40328936, 50411170, 100822340, 201644680]

約数ペア:

[(1, 201644680), (2, 100822340), (4, 50411170), (5, 40328936), (8, 25205585), (10, 20164468), (20, 10082234), (23, 8767160), (40, 5041117), (46, 4383580), (92, 2191790), (115, 1753432), (149, 1353320), (184, 1095895), (230, 876716), (298, 676660), (460, 438358), (596, 338330), (745, 270664), (920, 219179), (1192, 169165), (1471, 137080), (1490, 135332), (2942, 68540), (2980, 67666), (3427, 58840), (5884, 34270), (5960, 33833), (6854, 29420), (7355, 27416), (11768, 17135), (13708, 14710)]