239857156

素因数分解:

$2^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{691}}^1$

素因数の和:750

約数の個数: 96

約数和(自身を含む): 558028800

約数和(自身を除く): 318171644

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 44, 46, 49, 77, 92, 98, 154, 161, 196, 253, 308, 322, 343, 506, 539, 644, 686, 691, 1012, 1078, 1127, 1372, 1382, 1771, 2156, 2254, 2764, 3542, 3773, 4508, 4837, 7084, 7546, 7601, 7889, 9674, 12397, 15092, 15202, 15778, 15893, 19348, 24794, 30404, 31556, 31786, 33859, 49588, 53207, 63572, 67718, 86779, 106414, 111251, 135436, 173558, 174823, 212828, 222502, 237013, 347116, 349646, 372449, 445004, 474026, 699292, 744898, 778757, 948052, 1223761, 1489796, 1557514, 2447522, 2607143, 3115028, 4895044, 5214286, 5451299, 8566327, 10428572, 10902598, 17132654, 21805196, 34265308, 59964289, 119928578, 239857156]

約数ペア:

[(1, 239857156), (2, 119928578), (4, 59964289), (7, 34265308), (11, 21805196), (14, 17132654), (22, 10902598), (23, 10428572), (28, 8566327), (44, 5451299), (46, 5214286), (49, 4895044), (77, 3115028), (92, 2607143), (98, 2447522), (154, 1557514), (161, 1489796), (196, 1223761), (253, 948052), (308, 778757), (322, 744898), (343, 699292), (506, 474026), (539, 445004), (644, 372449), (686, 349646), (691, 347116), (1012, 237013), (1078, 222502), (1127, 212828), (1372, 174823), (1382, 173558), (1771, 135436), (2156, 111251), (2254, 106414), (2764, 86779), (3542, 67718), (3773, 63572), (4508, 53207), (4837, 49588), (7084, 33859), (7546, 31786), (7601, 31556), (7889, 30404), (9674, 24794), (12397, 19348), (15092, 15893), (15202, 15778)]