154278320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8887}}^1$

素因数の和:8938

約数の個数: 80

約数和(自身を含む): 423211008

約数和(自身を除く): 268932688

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 8680, 8887, 17360, 17774, 35548, 44435, 62209, 71096, 88870, 124418, 142192, 177740, 248836, 275497, 311045, 355480, 497672, 550994, 622090, 710960, 995344, 1101988, 1244180, 1377485, 1928479, 2203976, 2488360, 2754970, 3856958, 4407952, 4976720, 5509940, 7713916, 9642395, 11019880, 15427832, 19284790, 22039760, 30855664, 38569580, 77139160, 154278320]

約数ペア:

[(1, 154278320), (2, 77139160), (4, 38569580), (5, 30855664), (7, 22039760), (8, 19284790), (10, 15427832), (14, 11019880), (16, 9642395), (20, 7713916), (28, 5509940), (31, 4976720), (35, 4407952), (40, 3856958), (56, 2754970), (62, 2488360), (70, 2203976), (80, 1928479), (112, 1377485), (124, 1244180), (140, 1101988), (155, 995344), (217, 710960), (248, 622090), (280, 550994), (310, 497672), (434, 355480), (496, 311045), (560, 275497), (620, 248836), (868, 177740), (1085, 142192), (1240, 124418), (1736, 88870), (2170, 71096), (2480, 62209), (3472, 44435), (4340, 35548), (8680, 17774), (8887, 17360)]