28346760

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{673}}^1$

素因数の和:709

約数の個数: 160

約数和(自身を含む): 102758040

約数和(自身を除く): 74411280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 81, 90, 104, 108, 117, 120, 130, 135, 156, 162, 180, 195, 216, 234, 260, 270, 312, 324, 351, 360, 390, 405, 468, 520, 540, 585, 648, 673, 702, 780, 810, 936, 1053, 1080, 1170, 1346, 1404, 1560, 1620, 1755, 2019, 2106, 2340, 2692, 2808, 3240, 3365, 3510, 4038, 4212, 4680, 5265, 5384, 6057, 6730, 7020, 8076, 8424, 8749, 10095, 10530, 12114, 13460, 14040, 16152, 17498, 18171, 20190, 21060, 24228, 26247, 26920, 30285, 34996, 36342, 40380, 42120, 43745, 48456, 52494, 54513, 60570, 69992, 72684, 78741, 80760, 87490, 90855, 104988, 109026, 121140, 131235, 145368, 157482, 174980, 181710, 209976, 218052, 236223, 242280, 262470, 272565, 314964, 349960, 363420, 393705, 436104, 472446, 524940, 545130, 629928, 708669, 726840, 787410, 944892, 1049880, 1090260, 1181115, 1417338, 1574820, 1889784, 2180520, 2362230, 2834676, 3149640, 3543345, 4724460, 5669352, 7086690, 9448920, 14173380, 28346760]

約数ペア:

[(1, 28346760), (2, 14173380), (3, 9448920), (4, 7086690), (5, 5669352), (6, 4724460), (8, 3543345), (9, 3149640), (10, 2834676), (12, 2362230), (13, 2180520), (15, 1889784), (18, 1574820), (20, 1417338), (24, 1181115), (26, 1090260), (27, 1049880), (30, 944892), (36, 787410), (39, 726840), (40, 708669), (45, 629928), (52, 545130), (54, 524940), (60, 472446), (65, 436104), (72, 393705), (78, 363420), (81, 349960), (90, 314964), (104, 272565), (108, 262470), (117, 242280), (120, 236223), (130, 218052), (135, 209976), (156, 181710), (162, 174980), (180, 157482), (195, 145368), (216, 131235), (234, 121140), (260, 109026), (270, 104988), (312, 90855), (324, 87490), (351, 80760), (360, 78741), (390, 72684), (405, 69992), (468, 60570), (520, 54513), (540, 52494), (585, 48456), (648, 43745), (673, 42120), (702, 40380), (780, 36342), (810, 34996), (936, 30285), (1053, 26920), (1080, 26247), (1170, 24228), (1346, 21060), (1404, 20190), (1560, 18171), (1620, 17498), (1755, 16152), (2019, 14040), (2106, 13460), (2340, 12114), (2692, 10530), (2808, 10095), (3240, 8749), (3365, 8424), (3510, 8076), (4038, 7020), (4212, 6730), (4680, 6057), (5265, 5384)]