9980640

素因数分解:

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

素因数の和:289

約数の個数: 144

約数和(自身を含む): 35380800

約数和(自身を除く): 25400160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 32, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 96, 116, 120, 144, 145, 160, 174, 180, 232, 239, 240, 261, 288, 290, 348, 360, 435, 464, 478, 480, 522, 580, 696, 717, 720, 870, 928, 956, 1044, 1160, 1195, 1305, 1392, 1434, 1440, 1740, 1912, 2088, 2151, 2320, 2390, 2610, 2784, 2868, 3480, 3585, 3824, 4176, 4302, 4640, 4780, 5220, 5736, 6931, 6960, 7170, 7648, 8352, 8604, 9560, 10440, 10755, 11472, 13862, 13920, 14340, 17208, 19120, 20793, 20880, 21510, 22944, 27724, 28680, 34416, 34655, 38240, 41586, 41760, 43020, 55448, 57360, 62379, 68832, 69310, 83172, 86040, 103965, 110896, 114720, 124758, 138620, 166344, 172080, 207930, 221792, 249516, 277240, 311895, 332688, 344160, 415860, 499032, 554480, 623790, 665376, 831720, 998064, 1108960, 1247580, 1663440, 1996128, 2495160, 3326880, 4990320, 9980640]

約数ペア:

[(1, 9980640), (2, 4990320), (3, 3326880), (4, 2495160), (5, 1996128), (6, 1663440), (8, 1247580), (9, 1108960), (10, 998064), (12, 831720), (15, 665376), (16, 623790), (18, 554480), (20, 499032), (24, 415860), (29, 344160), (30, 332688), (32, 311895), (36, 277240), (40, 249516), (45, 221792), (48, 207930), (58, 172080), (60, 166344), (72, 138620), (80, 124758), (87, 114720), (90, 110896), (96, 103965), (116, 86040), (120, 83172), (144, 69310), (145, 68832), (160, 62379), (174, 57360), (180, 55448), (232, 43020), (239, 41760), (240, 41586), (261, 38240), (288, 34655), (290, 34416), (348, 28680), (360, 27724), (435, 22944), (464, 21510), (478, 20880), (480, 20793), (522, 19120), (580, 17208), (696, 14340), (717, 13920), (720, 13862), (870, 11472), (928, 10755), (956, 10440), (1044, 9560), (1160, 8604), (1195, 8352), (1305, 7648), (1392, 7170), (1434, 6960), (1440, 6931), (1740, 5736), (1912, 5220), (2088, 4780), (2151, 4640), (2320, 4302), (2390, 4176), (2610, 3824), (2784, 3585), (2868, 3480)]