243355680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9941}}^1$

素因数の和:9979

約数の個数: 144

約数和(自身を含む): 879389784

約数和(自身を除く): 636034104

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, 1360, 1440, 1530, 1632, 2040, 2448, 2720, 3060, 4080, 4896, 6120, 8160, 9941, 12240, 19882, 24480, 29823, 39764, 49705, 59646, 79528, 89469, 99410, 119292, 149115, 159056, 168997, 178938, 198820, 238584, 298230, 318112, 337994, 357876, 397640, 447345, 477168, 506991, 596460, 675988, 715752, 795280, 844985, 894690, 954336, 1013982, 1192920, 1351976, 1431504, 1520973, 1590560, 1689970, 1789380, 2027964, 2385840, 2534955, 2703952, 2863008, 3041946, 3379940, 3578760, 4055928, 4771680, 5069910, 5407904, 6083892, 6759880, 7157520, 7604865, 8111856, 10139820, 12167784, 13519760, 14315040, 15209730, 16223712, 20279640, 24335568, 27039520, 30419460, 40559280, 48671136, 60838920, 81118560, 121677840, 243355680]

約数ペア:

[(1, 243355680), (2, 121677840), (3, 81118560), (4, 60838920), (5, 48671136), (6, 40559280), (8, 30419460), (9, 27039520), (10, 24335568), (12, 20279640), (15, 16223712), (16, 15209730), (17, 14315040), (18, 13519760), (20, 12167784), (24, 10139820), (30, 8111856), (32, 7604865), (34, 7157520), (36, 6759880), (40, 6083892), (45, 5407904), (48, 5069910), (51, 4771680), (60, 4055928), (68, 3578760), (72, 3379940), (80, 3041946), (85, 2863008), (90, 2703952), (96, 2534955), (102, 2385840), (120, 2027964), (136, 1789380), (144, 1689970), (153, 1590560), (160, 1520973), (170, 1431504), (180, 1351976), (204, 1192920), (240, 1013982), (255, 954336), (272, 894690), (288, 844985), (306, 795280), (340, 715752), (360, 675988), (408, 596460), (480, 506991), (510, 477168), (544, 447345), (612, 397640), (680, 357876), (720, 337994), (765, 318112), (816, 298230), (1020, 238584), (1224, 198820), (1360, 178938), (1440, 168997), (1530, 159056), (1632, 149115), (2040, 119292), (2448, 99410), (2720, 89469), (3060, 79528), (4080, 59646), (4896, 49705), (6120, 39764), (8160, 29823), (9941, 24480), (12240, 19882)]