39138480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2861}}^1$

素因数の和:2899

約数の個数: 120

約数和(自身を含む): 138406320

約数和(自身を除く): 99267840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 684, 720, 760, 855, 912, 1140, 1368, 1520, 1710, 2280, 2736, 2861, 3420, 4560, 5722, 6840, 8583, 11444, 13680, 14305, 17166, 22888, 25749, 28610, 34332, 42915, 45776, 51498, 54359, 57220, 68664, 85830, 102996, 108718, 114440, 128745, 137328, 163077, 171660, 205992, 217436, 228880, 257490, 271795, 326154, 343320, 411984, 434872, 489231, 514980, 543590, 652308, 686640, 815385, 869744, 978462, 1029960, 1087180, 1304616, 1630770, 1956924, 2059920, 2174360, 2446155, 2609232, 3261540, 3913848, 4348720, 4892310, 6523080, 7827696, 9784620, 13046160, 19569240, 39138480]

約数ペア:

[(1, 39138480), (2, 19569240), (3, 13046160), (4, 9784620), (5, 7827696), (6, 6523080), (8, 4892310), (9, 4348720), (10, 3913848), (12, 3261540), (15, 2609232), (16, 2446155), (18, 2174360), (19, 2059920), (20, 1956924), (24, 1630770), (30, 1304616), (36, 1087180), (38, 1029960), (40, 978462), (45, 869744), (48, 815385), (57, 686640), (60, 652308), (72, 543590), (76, 514980), (80, 489231), (90, 434872), (95, 411984), (114, 343320), (120, 326154), (144, 271795), (152, 257490), (171, 228880), (180, 217436), (190, 205992), (228, 171660), (240, 163077), (285, 137328), (304, 128745), (342, 114440), (360, 108718), (380, 102996), (456, 85830), (570, 68664), (684, 57220), (720, 54359), (760, 51498), (855, 45776), (912, 42915), (1140, 34332), (1368, 28610), (1520, 25749), (1710, 22888), (2280, 17166), (2736, 14305), (2861, 13680), (3420, 11444), (4560, 8583), (5722, 6840)]