239824680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2803}}^1$

素因数の和:2871

約数の個数: 128

約数和(自身を含む): 775249920

約数和(自身を除く): 535425240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 31, 40, 46, 60, 62, 69, 92, 93, 115, 120, 124, 138, 155, 184, 186, 230, 248, 276, 310, 345, 372, 460, 465, 552, 620, 690, 713, 744, 920, 930, 1240, 1380, 1426, 1860, 2139, 2760, 2803, 2852, 3565, 3720, 4278, 5606, 5704, 7130, 8409, 8556, 10695, 11212, 14015, 14260, 16818, 17112, 21390, 22424, 28030, 28520, 33636, 42045, 42780, 56060, 64469, 67272, 84090, 85560, 86893, 112120, 128938, 168180, 173786, 193407, 257876, 260679, 322345, 336360, 347572, 386814, 434465, 515752, 521358, 644690, 695144, 773628, 868930, 967035, 1042716, 1289380, 1303395, 1547256, 1737860, 1934070, 1998539, 2085432, 2578760, 2606790, 3475720, 3868140, 3997078, 5213580, 5995617, 7736280, 7994156, 9992695, 10427160, 11991234, 15988312, 19985390, 23982468, 29978085, 39970780, 47964936, 59956170, 79941560, 119912340, 239824680]

約数ペア:

[(1, 239824680), (2, 119912340), (3, 79941560), (4, 59956170), (5, 47964936), (6, 39970780), (8, 29978085), (10, 23982468), (12, 19985390), (15, 15988312), (20, 11991234), (23, 10427160), (24, 9992695), (30, 7994156), (31, 7736280), (40, 5995617), (46, 5213580), (60, 3997078), (62, 3868140), (69, 3475720), (92, 2606790), (93, 2578760), (115, 2085432), (120, 1998539), (124, 1934070), (138, 1737860), (155, 1547256), (184, 1303395), (186, 1289380), (230, 1042716), (248, 967035), (276, 868930), (310, 773628), (345, 695144), (372, 644690), (460, 521358), (465, 515752), (552, 434465), (620, 386814), (690, 347572), (713, 336360), (744, 322345), (920, 260679), (930, 257876), (1240, 193407), (1380, 173786), (1426, 168180), (1860, 128938), (2139, 112120), (2760, 86893), (2803, 85560), (2852, 84090), (3565, 67272), (3720, 64469), (4278, 56060), (5606, 42780), (5704, 42045), (7130, 33636), (8409, 28520), (8556, 28030), (10695, 22424), (11212, 21390), (14015, 17112), (14260, 16818)]