78276960

素因数分解:

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

素因数の和:2901

約数の個数: 144

約数和(自身を含む): 281277360

約数和(自身を除く): 203000400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 160, 171, 180, 190, 228, 240, 285, 288, 304, 342, 360, 380, 456, 480, 570, 608, 684, 720, 760, 855, 912, 1140, 1368, 1440, 1520, 1710, 1824, 2280, 2736, 2861, 3040, 3420, 4560, 5472, 5722, 6840, 8583, 9120, 11444, 13680, 14305, 17166, 22888, 25749, 27360, 28610, 34332, 42915, 45776, 51498, 54359, 57220, 68664, 85830, 91552, 102996, 108718, 114440, 128745, 137328, 163077, 171660, 205992, 217436, 228880, 257490, 271795, 274656, 326154, 343320, 411984, 434872, 457760, 489231, 514980, 543590, 652308, 686640, 815385, 823968, 869744, 978462, 1029960, 1087180, 1304616, 1373280, 1630770, 1739488, 1956924, 2059920, 2174360, 2446155, 2609232, 3261540, 3913848, 4119840, 4348720, 4892310, 5218464, 6523080, 7827696, 8697440, 9784620, 13046160, 15655392, 19569240, 26092320, 39138480, 78276960]

約数ペア:

[(1, 78276960), (2, 39138480), (3, 26092320), (4, 19569240), (5, 15655392), (6, 13046160), (8, 9784620), (9, 8697440), (10, 7827696), (12, 6523080), (15, 5218464), (16, 4892310), (18, 4348720), (19, 4119840), (20, 3913848), (24, 3261540), (30, 2609232), (32, 2446155), (36, 2174360), (38, 2059920), (40, 1956924), (45, 1739488), (48, 1630770), (57, 1373280), (60, 1304616), (72, 1087180), (76, 1029960), (80, 978462), (90, 869744), (95, 823968), (96, 815385), (114, 686640), (120, 652308), (144, 543590), (152, 514980), (160, 489231), (171, 457760), (180, 434872), (190, 411984), (228, 343320), (240, 326154), (285, 274656), (288, 271795), (304, 257490), (342, 228880), (360, 217436), (380, 205992), (456, 171660), (480, 163077), (570, 137328), (608, 128745), (684, 114440), (720, 108718), (760, 102996), (855, 91552), (912, 85830), (1140, 68664), (1368, 57220), (1440, 54359), (1520, 51498), (1710, 45776), (1824, 42915), (2280, 34332), (2736, 28610), (2861, 27360), (3040, 25749), (3420, 22888), (4560, 17166), (5472, 14305), (5722, 13680), (6840, 11444), (8583, 9120)]