191051120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^3\times {\mathrm{1087}}^1$

素因数の和:1139

約数の個数: 80

約数和(自身を含む): 481635840

約数和(自身を除く): 290584720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 520, 676, 845, 1040, 1087, 1352, 1690, 2174, 2197, 2704, 3380, 4348, 4394, 5435, 6760, 8696, 8788, 10870, 10985, 13520, 14131, 17392, 17576, 21740, 21970, 28262, 35152, 43480, 43940, 56524, 70655, 86960, 87880, 113048, 141310, 175760, 183703, 226096, 282620, 367406, 565240, 734812, 918515, 1130480, 1469624, 1837030, 2388139, 2939248, 3674060, 4776278, 7348120, 9552556, 11940695, 14696240, 19105112, 23881390, 38210224, 47762780, 95525560, 191051120]

約数ペア:

[(1, 191051120), (2, 95525560), (4, 47762780), (5, 38210224), (8, 23881390), (10, 19105112), (13, 14696240), (16, 11940695), (20, 9552556), (26, 7348120), (40, 4776278), (52, 3674060), (65, 2939248), (80, 2388139), (104, 1837030), (130, 1469624), (169, 1130480), (208, 918515), (260, 734812), (338, 565240), (520, 367406), (676, 282620), (845, 226096), (1040, 183703), (1087, 175760), (1352, 141310), (1690, 113048), (2174, 87880), (2197, 86960), (2704, 70655), (3380, 56524), (4348, 43940), (4394, 43480), (5435, 35152), (6760, 28262), (8696, 21970), (8788, 21740), (10870, 17576), (10985, 17392), (13520, 14131)]