202118140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{6653}}^1$

素因数の和:6707

約数の個数: 72

約数和(自身を含む): 509749632

約数和(自身を除く): 307631492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 49, 62, 70, 98, 124, 140, 155, 196, 217, 245, 310, 434, 490, 620, 868, 980, 1085, 1519, 2170, 3038, 4340, 6076, 6653, 7595, 13306, 15190, 26612, 30380, 33265, 46571, 66530, 93142, 133060, 186284, 206243, 232855, 325997, 412486, 465710, 651994, 824972, 931420, 1031215, 1303988, 1443701, 1629985, 2062430, 2887402, 3259970, 4124860, 5774804, 6519940, 7218505, 10105907, 14437010, 20211814, 28874020, 40423628, 50529535, 101059070, 202118140]

約数ペア:

[(1, 202118140), (2, 101059070), (4, 50529535), (5, 40423628), (7, 28874020), (10, 20211814), (14, 14437010), (20, 10105907), (28, 7218505), (31, 6519940), (35, 5774804), (49, 4124860), (62, 3259970), (70, 2887402), (98, 2062430), (124, 1629985), (140, 1443701), (155, 1303988), (196, 1031215), (217, 931420), (245, 824972), (310, 651994), (434, 465710), (490, 412486), (620, 325997), (868, 232855), (980, 206243), (1085, 186284), (1519, 133060), (2170, 93142), (3038, 66530), (4340, 46571), (6076, 33265), (6653, 30380), (7595, 26612), (13306, 15190)]