408022740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{23369}}^1$

素因数の和:23481

約数の個数: 72

約数和(自身を含む): 1250481960

約数和(自身を除く): 842459220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 97, 180, 194, 291, 388, 485, 582, 873, 970, 1164, 1455, 1746, 1940, 2910, 3492, 4365, 5820, 8730, 17460, 23369, 46738, 70107, 93476, 116845, 140214, 210321, 233690, 280428, 350535, 420642, 467380, 701070, 841284, 1051605, 1402140, 2103210, 2266793, 4206420, 4533586, 6800379, 9067172, 11333965, 13600758, 20401137, 22667930, 27201516, 34001895, 40802274, 45335860, 68003790, 81604548, 102005685, 136007580, 204011370, 408022740]

約数ペア:

[(1, 408022740), (2, 204011370), (3, 136007580), (4, 102005685), (5, 81604548), (6, 68003790), (9, 45335860), (10, 40802274), (12, 34001895), (15, 27201516), (18, 22667930), (20, 20401137), (30, 13600758), (36, 11333965), (45, 9067172), (60, 6800379), (90, 4533586), (97, 4206420), (180, 2266793), (194, 2103210), (291, 1402140), (388, 1051605), (485, 841284), (582, 701070), (873, 467380), (970, 420642), (1164, 350535), (1455, 280428), (1746, 233690), (1940, 210321), (2910, 140214), (3492, 116845), (4365, 93476), (5820, 70107), (8730, 46738), (17460, 23369)]