80239680

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1$

素因数の和:314

約数の個数: 224

約数和(自身を含む): 291876480

約数和(自身を除く): 211636800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 37, 40, 45, 48, 54, 60, 64, 72, 74, 80, 90, 96, 108, 111, 120, 135, 144, 148, 160, 180, 185, 192, 216, 222, 240, 251, 270, 288, 296, 320, 333, 360, 370, 432, 444, 480, 502, 540, 555, 576, 592, 666, 720, 740, 753, 864, 888, 960, 999, 1004, 1080, 1110, 1184, 1255, 1332, 1440, 1480, 1506, 1665, 1728, 1776, 1998, 2008, 2160, 2220, 2259, 2368, 2510, 2664, 2880, 2960, 3012, 3330, 3552, 3765, 3996, 4016, 4320, 4440, 4518, 4995, 5020, 5328, 5920, 6024, 6660, 6777, 7104, 7530, 7992, 8032, 8640, 8880, 9036, 9287, 9990, 10040, 10656, 11295, 11840, 12048, 13320, 13554, 15060, 15984, 16064, 17760, 18072, 18574, 19980, 20080, 21312, 22590, 24096, 26640, 27108, 27861, 30120, 31968, 33885, 35520, 36144, 37148, 39960, 40160, 45180, 46435, 48192, 53280, 54216, 55722, 60240, 63936, 67770, 72288, 74296, 79920, 80320, 83583, 90360, 92870, 106560, 108432, 111444, 120480, 135540, 139305, 144576, 148592, 159840, 167166, 180720, 185740, 216864, 222888, 240960, 250749, 271080, 278610, 297184, 319680, 334332, 361440, 371480, 417915, 433728, 445776, 501498, 542160, 557220, 594368, 668664, 722880, 742960, 835830, 891552, 1002996, 1084320, 1114440, 1253745, 1337328, 1485920, 1671660, 1783104, 2005992, 2168640, 2228880, 2507490, 2674656, 2971840, 3343320, 4011984, 4457760, 5014980, 5349312, 6686640, 8023968, 8915520, 10029960, 13373280, 16047936, 20059920, 26746560, 40119840, 80239680]

約数ペア:

[(1, 80239680), (2, 40119840), (3, 26746560), (4, 20059920), (5, 16047936), (6, 13373280), (8, 10029960), (9, 8915520), (10, 8023968), (12, 6686640), (15, 5349312), (16, 5014980), (18, 4457760), (20, 4011984), (24, 3343320), (27, 2971840), (30, 2674656), (32, 2507490), (36, 2228880), (37, 2168640), (40, 2005992), (45, 1783104), (48, 1671660), (54, 1485920), (60, 1337328), (64, 1253745), (72, 1114440), (74, 1084320), (80, 1002996), (90, 891552), (96, 835830), (108, 742960), (111, 722880), (120, 668664), (135, 594368), (144, 557220), (148, 542160), (160, 501498), (180, 445776), (185, 433728), (192, 417915), (216, 371480), (222, 361440), (240, 334332), (251, 319680), (270, 297184), (288, 278610), (296, 271080), (320, 250749), (333, 240960), (360, 222888), (370, 216864), (432, 185740), (444, 180720), (480, 167166), (502, 159840), (540, 148592), (555, 144576), (576, 139305), (592, 135540), (666, 120480), (720, 111444), (740, 108432), (753, 106560), (864, 92870), (888, 90360), (960, 83583), (999, 80320), (1004, 79920), (1080, 74296), (1110, 72288), (1184, 67770), (1255, 63936), (1332, 60240), (1440, 55722), (1480, 54216), (1506, 53280), (1665, 48192), (1728, 46435), (1776, 45180), (1998, 40160), (2008, 39960), (2160, 37148), (2220, 36144), (2259, 35520), (2368, 33885), (2510, 31968), (2664, 30120), (2880, 27861), (2960, 27108), (3012, 26640), (3330, 24096), (3552, 22590), (3765, 21312), (3996, 20080), (4016, 19980), (4320, 18574), (4440, 18072), (4518, 17760), (4995, 16064), (5020, 15984), (5328, 15060), (5920, 13554), (6024, 13320), (6660, 12048), (6777, 11840), (7104, 11295), (7530, 10656), (7992, 10040), (8032, 9990), (8640, 9287), (8880, 9036)]