191020320

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1217}}^1$

素因数の和:1347

約数の個数: 144

約数和(自身を含む): 658377720

約数和(自身を除く): 467357400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 109, 120, 144, 160, 180, 218, 240, 288, 327, 360, 436, 480, 545, 654, 720, 872, 981, 1090, 1217, 1308, 1440, 1635, 1744, 1962, 2180, 2434, 2616, 3270, 3488, 3651, 3924, 4360, 4868, 4905, 5232, 6085, 6540, 7302, 7848, 8720, 9736, 9810, 10464, 10953, 12170, 13080, 14604, 15696, 17440, 18255, 19472, 19620, 21906, 24340, 26160, 29208, 31392, 36510, 38944, 39240, 43812, 48680, 52320, 54765, 58416, 73020, 78480, 87624, 97360, 109530, 116832, 132653, 146040, 156960, 175248, 194720, 219060, 265306, 292080, 350496, 397959, 438120, 530612, 584160, 663265, 795918, 876240, 1061224, 1193877, 1326530, 1591836, 1752480, 1989795, 2122448, 2387754, 2653060, 3183672, 3979590, 4244896, 4775508, 5306120, 5969385, 6367344, 7959180, 9551016, 10612240, 11938770, 12734688, 15918360, 19102032, 21224480, 23877540, 31836720, 38204064, 47755080, 63673440, 95510160, 191020320]

約数ペア:

[(1, 191020320), (2, 95510160), (3, 63673440), (4, 47755080), (5, 38204064), (6, 31836720), (8, 23877540), (9, 21224480), (10, 19102032), (12, 15918360), (15, 12734688), (16, 11938770), (18, 10612240), (20, 9551016), (24, 7959180), (30, 6367344), (32, 5969385), (36, 5306120), (40, 4775508), (45, 4244896), (48, 3979590), (60, 3183672), (72, 2653060), (80, 2387754), (90, 2122448), (96, 1989795), (109, 1752480), (120, 1591836), (144, 1326530), (160, 1193877), (180, 1061224), (218, 876240), (240, 795918), (288, 663265), (327, 584160), (360, 530612), (436, 438120), (480, 397959), (545, 350496), (654, 292080), (720, 265306), (872, 219060), (981, 194720), (1090, 175248), (1217, 156960), (1308, 146040), (1440, 132653), (1635, 116832), (1744, 109530), (1962, 97360), (2180, 87624), (2434, 78480), (2616, 73020), (3270, 58416), (3488, 54765), (3651, 52320), (3924, 48680), (4360, 43812), (4868, 39240), (4905, 38944), (5232, 36510), (6085, 31392), (6540, 29208), (7302, 26160), (7848, 24340), (8720, 21906), (9736, 19620), (9810, 19472), (10464, 18255), (10953, 17440), (12170, 15696), (13080, 14604)]