142459240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2011}}^1$

素因数の和:2063

約数の個数: 128

約数和(自身を含む): 417208320

約数和(自身を除く): 274749080

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 23, 28, 35, 40, 44, 46, 55, 56, 70, 77, 88, 92, 110, 115, 140, 154, 161, 184, 220, 230, 253, 280, 308, 322, 385, 440, 460, 506, 616, 644, 770, 805, 920, 1012, 1265, 1288, 1540, 1610, 1771, 2011, 2024, 2530, 3080, 3220, 3542, 4022, 5060, 6440, 7084, 8044, 8855, 10055, 10120, 14077, 14168, 16088, 17710, 20110, 22121, 28154, 35420, 40220, 44242, 46253, 56308, 70385, 70840, 80440, 88484, 92506, 110605, 112616, 140770, 154847, 176968, 185012, 221210, 231265, 281540, 309694, 323771, 370024, 442420, 462530, 508783, 563080, 619388, 647542, 774235, 884840, 925060, 1017566, 1238776, 1295084, 1548470, 1618855, 1850120, 2035132, 2543915, 2590168, 3096940, 3237710, 3561481, 4070264, 5087830, 6193880, 6475420, 7122962, 10175660, 12950840, 14245924, 17807405, 20351320, 28491848, 35614810, 71229620, 142459240]

約数ペア:

[(1, 142459240), (2, 71229620), (4, 35614810), (5, 28491848), (7, 20351320), (8, 17807405), (10, 14245924), (11, 12950840), (14, 10175660), (20, 7122962), (22, 6475420), (23, 6193880), (28, 5087830), (35, 4070264), (40, 3561481), (44, 3237710), (46, 3096940), (55, 2590168), (56, 2543915), (70, 2035132), (77, 1850120), (88, 1618855), (92, 1548470), (110, 1295084), (115, 1238776), (140, 1017566), (154, 925060), (161, 884840), (184, 774235), (220, 647542), (230, 619388), (253, 563080), (280, 508783), (308, 462530), (322, 442420), (385, 370024), (440, 323771), (460, 309694), (506, 281540), (616, 231265), (644, 221210), (770, 185012), (805, 176968), (920, 154847), (1012, 140770), (1265, 112616), (1288, 110605), (1540, 92506), (1610, 88484), (1771, 80440), (2011, 70840), (2024, 70385), (2530, 56308), (3080, 46253), (3220, 44242), (3542, 40220), (4022, 35420), (5060, 28154), (6440, 22121), (7084, 20110), (8044, 17710), (8855, 16088), (10055, 14168), (10120, 14077)]