197798520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{16993}}^1$

素因数の和:17104

約数の個数: 64

約数和(自身を含む): 599548320

約数和(自身を除く): 401749800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 97, 120, 194, 291, 388, 485, 582, 776, 970, 1164, 1455, 1940, 2328, 2910, 3880, 5820, 11640, 16993, 33986, 50979, 67972, 84965, 101958, 135944, 169930, 203916, 254895, 339860, 407832, 509790, 679720, 1019580, 1648321, 2039160, 3296642, 4944963, 6593284, 8241605, 9889926, 13186568, 16483210, 19779852, 24724815, 32966420, 39559704, 49449630, 65932840, 98899260, 197798520]

約数ペア:

[(1, 197798520), (2, 98899260), (3, 65932840), (4, 49449630), (5, 39559704), (6, 32966420), (8, 24724815), (10, 19779852), (12, 16483210), (15, 13186568), (20, 9889926), (24, 8241605), (30, 6593284), (40, 4944963), (60, 3296642), (97, 2039160), (120, 1648321), (194, 1019580), (291, 679720), (388, 509790), (485, 407832), (582, 339860), (776, 254895), (970, 203916), (1164, 169930), (1455, 135944), (1940, 101958), (2328, 84965), (2910, 67972), (3880, 50979), (5820, 33986), (11640, 16993)]