153398980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37783}}^1$

素因数の和:37828

約数の個数: 48

約数和(自身を含む): 380862720

約数和(自身を除く): 227463740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 37783, 75566, 151132, 188915, 264481, 377830, 528962, 755660, 1057924, 1095707, 1322405, 2191414, 2644810, 4382828, 5289620, 5478535, 7669949, 10957070, 15339898, 21914140, 30679796, 38349745, 76699490, 153398980]

約数ペア:

[(1, 153398980), (2, 76699490), (4, 38349745), (5, 30679796), (7, 21914140), (10, 15339898), (14, 10957070), (20, 7669949), (28, 5478535), (29, 5289620), (35, 4382828), (58, 2644810), (70, 2191414), (116, 1322405), (140, 1095707), (145, 1057924), (203, 755660), (290, 528962), (406, 377830), (580, 264481), (812, 188915), (1015, 151132), (2030, 75566), (4060, 37783)]