55178880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{991}}^1$

素因数の和:1042

約数の個数: 128

約数和(自身を含む): 182131200

約数和(自身を除く): 126952320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 48, 58, 60, 64, 80, 87, 96, 116, 120, 128, 145, 160, 174, 192, 232, 240, 290, 320, 348, 384, 435, 464, 480, 580, 640, 696, 870, 928, 960, 991, 1160, 1392, 1740, 1856, 1920, 1982, 2320, 2784, 2973, 3480, 3712, 3964, 4640, 4955, 5568, 5946, 6960, 7928, 9280, 9910, 11136, 11892, 13920, 14865, 15856, 18560, 19820, 23784, 27840, 28739, 29730, 31712, 39640, 47568, 55680, 57478, 59460, 63424, 79280, 86217, 95136, 114956, 118920, 126848, 143695, 158560, 172434, 190272, 229912, 237840, 287390, 317120, 344868, 380544, 431085, 459824, 475680, 574780, 634240, 689736, 862170, 919648, 951360, 1149560, 1379472, 1724340, 1839296, 1902720, 2299120, 2758944, 3448680, 3678592, 4598240, 5517888, 6897360, 9196480, 11035776, 13794720, 18392960, 27589440, 55178880]

約数ペア:

[(1, 55178880), (2, 27589440), (3, 18392960), (4, 13794720), (5, 11035776), (6, 9196480), (8, 6897360), (10, 5517888), (12, 4598240), (15, 3678592), (16, 3448680), (20, 2758944), (24, 2299120), (29, 1902720), (30, 1839296), (32, 1724340), (40, 1379472), (48, 1149560), (58, 951360), (60, 919648), (64, 862170), (80, 689736), (87, 634240), (96, 574780), (116, 475680), (120, 459824), (128, 431085), (145, 380544), (160, 344868), (174, 317120), (192, 287390), (232, 237840), (240, 229912), (290, 190272), (320, 172434), (348, 158560), (384, 143695), (435, 126848), (464, 118920), (480, 114956), (580, 95136), (640, 86217), (696, 79280), (870, 63424), (928, 59460), (960, 57478), (991, 55680), (1160, 47568), (1392, 39640), (1740, 31712), (1856, 29730), (1920, 28739), (1982, 27840), (2320, 23784), (2784, 19820), (2973, 18560), (3480, 15856), (3712, 14865), (3964, 13920), (4640, 11892), (4955, 11136), (5568, 9910), (5946, 9280), (6960, 7928)]