54553240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:281

約数の個数: 128

約数和(自身を含む): 150543360

約数和(自身を除く): 95990120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 43, 46, 56, 70, 86, 92, 115, 140, 161, 172, 184, 197, 215, 230, 280, 301, 322, 344, 394, 430, 460, 602, 644, 788, 805, 860, 920, 985, 989, 1204, 1288, 1379, 1505, 1576, 1610, 1720, 1970, 1978, 2408, 2758, 3010, 3220, 3940, 3956, 4531, 4945, 5516, 6020, 6440, 6895, 6923, 7880, 7912, 8471, 9062, 9890, 11032, 12040, 13790, 13846, 16942, 18124, 19780, 22655, 27580, 27692, 31717, 33884, 34615, 36248, 39560, 42355, 45310, 55160, 55384, 59297, 63434, 67768, 69230, 84710, 90620, 118594, 126868, 138460, 158585, 169420, 181240, 194833, 237188, 253736, 276920, 296485, 317170, 338840, 389666, 474376, 592970, 634340, 779332, 974165, 1185940, 1268680, 1363831, 1558664, 1948330, 2371880, 2727662, 3896660, 5455324, 6819155, 7793320, 10910648, 13638310, 27276620, 54553240]

約数ペア:

[(1, 54553240), (2, 27276620), (4, 13638310), (5, 10910648), (7, 7793320), (8, 6819155), (10, 5455324), (14, 3896660), (20, 2727662), (23, 2371880), (28, 1948330), (35, 1558664), (40, 1363831), (43, 1268680), (46, 1185940), (56, 974165), (70, 779332), (86, 634340), (92, 592970), (115, 474376), (140, 389666), (161, 338840), (172, 317170), (184, 296485), (197, 276920), (215, 253736), (230, 237188), (280, 194833), (301, 181240), (322, 169420), (344, 158585), (394, 138460), (430, 126868), (460, 118594), (602, 90620), (644, 84710), (788, 69230), (805, 67768), (860, 63434), (920, 59297), (985, 55384), (989, 55160), (1204, 45310), (1288, 42355), (1379, 39560), (1505, 36248), (1576, 34615), (1610, 33884), (1720, 31717), (1970, 27692), (1978, 27580), (2408, 22655), (2758, 19780), (3010, 18124), (3220, 16942), (3940, 13846), (3956, 13790), (4531, 12040), (4945, 11032), (5516, 9890), (6020, 9062), (6440, 8471), (6895, 7912), (6923, 7880)]