189513220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^3\times {\mathrm{19}}^1\times {\mathrm{227}}^1$

素因数の和:294

約数の個数: 96

約数和(自身を含む): 455817600

約数和(自身を除く): 266304380

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 169, 190, 227, 247, 260, 338, 380, 454, 494, 676, 845, 908, 988, 1135, 1235, 1690, 2197, 2270, 2470, 2951, 3211, 3380, 4313, 4394, 4540, 4940, 5902, 6422, 8626, 8788, 10985, 11804, 12844, 14755, 16055, 17252, 21565, 21970, 29510, 32110, 38363, 41743, 43130, 43940, 56069, 59020, 64220, 76726, 83486, 86260, 112138, 153452, 166972, 191815, 208715, 224276, 280345, 383630, 417430, 498719, 560690, 728897, 767260, 834860, 997438, 1121380, 1457794, 1994876, 2493595, 2915588, 3644485, 4987190, 7288970, 9475661, 9974380, 14577940, 18951322, 37902644, 47378305, 94756610, 189513220]

約数ペア:

[(1, 189513220), (2, 94756610), (4, 47378305), (5, 37902644), (10, 18951322), (13, 14577940), (19, 9974380), (20, 9475661), (26, 7288970), (38, 4987190), (52, 3644485), (65, 2915588), (76, 2493595), (95, 1994876), (130, 1457794), (169, 1121380), (190, 997438), (227, 834860), (247, 767260), (260, 728897), (338, 560690), (380, 498719), (454, 417430), (494, 383630), (676, 280345), (845, 224276), (908, 208715), (988, 191815), (1135, 166972), (1235, 153452), (1690, 112138), (2197, 86260), (2270, 83486), (2470, 76726), (2951, 64220), (3211, 59020), (3380, 56069), (4313, 43940), (4394, 43130), (4540, 41743), (4940, 38363), (5902, 32110), (6422, 29510), (8626, 21970), (8788, 21565), (10985, 17252), (11804, 16055), (12844, 14755)]