7485480

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1$

素因数の和:288

約数の個数: 128

約数和(自身を含む): 25920000

約数和(自身を除く): 18434520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 29, 30, 36, 40, 45, 54, 58, 60, 72, 87, 90, 108, 116, 120, 135, 145, 174, 180, 216, 232, 239, 261, 270, 290, 348, 360, 435, 478, 522, 540, 580, 696, 717, 783, 870, 956, 1044, 1080, 1160, 1195, 1305, 1434, 1566, 1740, 1912, 2088, 2151, 2390, 2610, 2868, 3132, 3480, 3585, 3915, 4302, 4780, 5220, 5736, 6264, 6453, 6931, 7170, 7830, 8604, 9560, 10440, 10755, 12906, 13862, 14340, 15660, 17208, 20793, 21510, 25812, 27724, 28680, 31320, 32265, 34655, 41586, 43020, 51624, 55448, 62379, 64530, 69310, 83172, 86040, 103965, 124758, 129060, 138620, 166344, 187137, 207930, 249516, 258120, 277240, 311895, 374274, 415860, 499032, 623790, 748548, 831720, 935685, 1247580, 1497096, 1871370, 2495160, 3742740, 7485480]

約数ペア:

[(1, 7485480), (2, 3742740), (3, 2495160), (4, 1871370), (5, 1497096), (6, 1247580), (8, 935685), (9, 831720), (10, 748548), (12, 623790), (15, 499032), (18, 415860), (20, 374274), (24, 311895), (27, 277240), (29, 258120), (30, 249516), (36, 207930), (40, 187137), (45, 166344), (54, 138620), (58, 129060), (60, 124758), (72, 103965), (87, 86040), (90, 83172), (108, 69310), (116, 64530), (120, 62379), (135, 55448), (145, 51624), (174, 43020), (180, 41586), (216, 34655), (232, 32265), (239, 31320), (261, 28680), (270, 27724), (290, 25812), (348, 21510), (360, 20793), (435, 17208), (478, 15660), (522, 14340), (540, 13862), (580, 12906), (696, 10755), (717, 10440), (783, 9560), (870, 8604), (956, 7830), (1044, 7170), (1080, 6931), (1160, 6453), (1195, 6264), (1305, 5736), (1434, 5220), (1566, 4780), (1740, 4302), (1912, 3915), (2088, 3585), (2151, 3480), (2390, 3132), (2610, 2868)]