31897440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1303}}^1$

素因数の和:1341

約数の個数: 144

約数和(自身を含む): 115341408

約数和(自身を除く): 83443968

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 96, 102, 120, 136, 144, 153, 160, 170, 180, 204, 240, 255, 272, 288, 306, 340, 360, 408, 480, 510, 544, 612, 680, 720, 765, 816, 1020, 1224, 1303, 1360, 1440, 1530, 1632, 2040, 2448, 2606, 2720, 3060, 3909, 4080, 4896, 5212, 6120, 6515, 7818, 8160, 10424, 11727, 12240, 13030, 15636, 19545, 20848, 22151, 23454, 24480, 26060, 31272, 39090, 41696, 44302, 46908, 52120, 58635, 62544, 66453, 78180, 88604, 93816, 104240, 110755, 117270, 125088, 132906, 156360, 177208, 187632, 199359, 208480, 221510, 234540, 265812, 312720, 332265, 354416, 375264, 398718, 443020, 469080, 531624, 625440, 664530, 708832, 797436, 886040, 938160, 996795, 1063248, 1329060, 1594872, 1772080, 1876320, 1993590, 2126496, 2658120, 3189744, 3544160, 3987180, 5316240, 6379488, 7974360, 10632480, 15948720, 31897440]

約数ペア:

[(1, 31897440), (2, 15948720), (3, 10632480), (4, 7974360), (5, 6379488), (6, 5316240), (8, 3987180), (9, 3544160), (10, 3189744), (12, 2658120), (15, 2126496), (16, 1993590), (17, 1876320), (18, 1772080), (20, 1594872), (24, 1329060), (30, 1063248), (32, 996795), (34, 938160), (36, 886040), (40, 797436), (45, 708832), (48, 664530), (51, 625440), (60, 531624), (68, 469080), (72, 443020), (80, 398718), (85, 375264), (90, 354416), (96, 332265), (102, 312720), (120, 265812), (136, 234540), (144, 221510), (153, 208480), (160, 199359), (170, 187632), (180, 177208), (204, 156360), (240, 132906), (255, 125088), (272, 117270), (288, 110755), (306, 104240), (340, 93816), (360, 88604), (408, 78180), (480, 66453), (510, 62544), (544, 58635), (612, 52120), (680, 46908), (720, 44302), (765, 41696), (816, 39090), (1020, 31272), (1224, 26060), (1303, 24480), (1360, 23454), (1440, 22151), (1530, 20848), (1632, 19545), (2040, 15636), (2448, 13030), (2606, 12240), (2720, 11727), (3060, 10424), (3909, 8160), (4080, 7818), (4896, 6515), (5212, 6120)]