9870720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:172

約数の個数: 128

約数和(自身を含む): 32387040

約数和(自身を除く): 22516320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 53, 60, 64, 80, 96, 97, 106, 120, 128, 159, 160, 192, 194, 212, 240, 265, 291, 318, 320, 384, 388, 424, 480, 485, 530, 582, 636, 640, 776, 795, 848, 960, 970, 1060, 1164, 1272, 1455, 1552, 1590, 1696, 1920, 1940, 2120, 2328, 2544, 2910, 3104, 3180, 3392, 3880, 4240, 4656, 5088, 5141, 5820, 6208, 6360, 6784, 7760, 8480, 9312, 10176, 10282, 11640, 12416, 12720, 15423, 15520, 16960, 18624, 20352, 20564, 23280, 25440, 25705, 30846, 31040, 33920, 37248, 41128, 46560, 50880, 51410, 61692, 62080, 77115, 82256, 93120, 101760, 102820, 123384, 154230, 164512, 186240, 205640, 246768, 308460, 329024, 411280, 493536, 616920, 658048, 822560, 987072, 1233840, 1645120, 1974144, 2467680, 3290240, 4935360, 9870720]

約数ペア:

[(1, 9870720), (2, 4935360), (3, 3290240), (4, 2467680), (5, 1974144), (6, 1645120), (8, 1233840), (10, 987072), (12, 822560), (15, 658048), (16, 616920), (20, 493536), (24, 411280), (30, 329024), (32, 308460), (40, 246768), (48, 205640), (53, 186240), (60, 164512), (64, 154230), (80, 123384), (96, 102820), (97, 101760), (106, 93120), (120, 82256), (128, 77115), (159, 62080), (160, 61692), (192, 51410), (194, 50880), (212, 46560), (240, 41128), (265, 37248), (291, 33920), (318, 31040), (320, 30846), (384, 25705), (388, 25440), (424, 23280), (480, 20564), (485, 20352), (530, 18624), (582, 16960), (636, 15520), (640, 15423), (776, 12720), (795, 12416), (848, 11640), (960, 10282), (970, 10176), (1060, 9312), (1164, 8480), (1272, 7760), (1455, 6784), (1552, 6360), (1590, 6208), (1696, 5820), (1920, 5141), (1940, 5088), (2120, 4656), (2328, 4240), (2544, 3880), (2910, 3392), (3104, 3180)]