139590220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{563}}^1$

素因数の和:620

約数の個数: 144

約数和(自身を含む): 388862208

約数和(自身を除く): 249271988

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 23, 28, 35, 44, 46, 49, 55, 70, 77, 92, 98, 110, 115, 140, 154, 161, 196, 220, 230, 245, 253, 308, 322, 385, 460, 490, 506, 539, 563, 644, 770, 805, 980, 1012, 1078, 1126, 1127, 1265, 1540, 1610, 1771, 2156, 2252, 2254, 2530, 2695, 2815, 3220, 3542, 3941, 4508, 5060, 5390, 5630, 5635, 6193, 7084, 7882, 8855, 10780, 11260, 11270, 12386, 12397, 12949, 15764, 17710, 19705, 22540, 24772, 24794, 25898, 27587, 30965, 35420, 39410, 43351, 49588, 51796, 55174, 61930, 61985, 64745, 78820, 86702, 90643, 110348, 123860, 123970, 129490, 137935, 142439, 173404, 181286, 216755, 247940, 258980, 275870, 284878, 303457, 362572, 433510, 453215, 551740, 569756, 606914, 634501, 712195, 867020, 906430, 997073, 1213828, 1269002, 1424390, 1517285, 1812860, 1994146, 2538004, 2848780, 3034570, 3172505, 3988292, 4985365, 6069140, 6345010, 6979511, 9970730, 12690020, 13959022, 19941460, 27918044, 34897555, 69795110, 139590220]

約数ペア:

[(1, 139590220), (2, 69795110), (4, 34897555), (5, 27918044), (7, 19941460), (10, 13959022), (11, 12690020), (14, 9970730), (20, 6979511), (22, 6345010), (23, 6069140), (28, 4985365), (35, 3988292), (44, 3172505), (46, 3034570), (49, 2848780), (55, 2538004), (70, 1994146), (77, 1812860), (92, 1517285), (98, 1424390), (110, 1269002), (115, 1213828), (140, 997073), (154, 906430), (161, 867020), (196, 712195), (220, 634501), (230, 606914), (245, 569756), (253, 551740), (308, 453215), (322, 433510), (385, 362572), (460, 303457), (490, 284878), (506, 275870), (539, 258980), (563, 247940), (644, 216755), (770, 181286), (805, 173404), (980, 142439), (1012, 137935), (1078, 129490), (1126, 123970), (1127, 123860), (1265, 110348), (1540, 90643), (1610, 86702), (1771, 78820), (2156, 64745), (2252, 61985), (2254, 61930), (2530, 55174), (2695, 51796), (2815, 49588), (3220, 43351), (3542, 39410), (3941, 35420), (4508, 30965), (5060, 27587), (5390, 25898), (5630, 24794), (5635, 24772), (6193, 22540), (7084, 19705), (7882, 17710), (8855, 15764), (10780, 12949), (11260, 12397), (11270, 12386)]