320039640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{8009}}^1$

素因数の和:8066

約数の個数: 128

約数和(自身を含む): 1095768000

約数和(自身を除く): 775728360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 37, 40, 45, 54, 60, 72, 74, 90, 108, 111, 120, 135, 148, 180, 185, 216, 222, 270, 296, 333, 360, 370, 444, 540, 555, 666, 740, 888, 999, 1080, 1110, 1332, 1480, 1665, 1998, 2220, 2664, 3330, 3996, 4440, 4995, 6660, 7992, 8009, 9990, 13320, 16018, 19980, 24027, 32036, 39960, 40045, 48054, 64072, 72081, 80090, 96108, 120135, 144162, 160180, 192216, 216243, 240270, 288324, 296333, 320360, 360405, 432486, 480540, 576648, 592666, 720810, 864972, 888999, 961080, 1081215, 1185332, 1441620, 1481665, 1729944, 1777998, 2162430, 2370664, 2666997, 2883240, 2963330, 3555996, 4324860, 4444995, 5333994, 5926660, 7111992, 8000991, 8649720, 8889990, 10667988, 11853320, 13334985, 16001982, 17779980, 21335976, 26669970, 32003964, 35559960, 40004955, 53339940, 64007928, 80009910, 106679880, 160019820, 320039640]

約数ペア:

[(1, 320039640), (2, 160019820), (3, 106679880), (4, 80009910), (5, 64007928), (6, 53339940), (8, 40004955), (9, 35559960), (10, 32003964), (12, 26669970), (15, 21335976), (18, 17779980), (20, 16001982), (24, 13334985), (27, 11853320), (30, 10667988), (36, 8889990), (37, 8649720), (40, 8000991), (45, 7111992), (54, 5926660), (60, 5333994), (72, 4444995), (74, 4324860), (90, 3555996), (108, 2963330), (111, 2883240), (120, 2666997), (135, 2370664), (148, 2162430), (180, 1777998), (185, 1729944), (216, 1481665), (222, 1441620), (270, 1185332), (296, 1081215), (333, 961080), (360, 888999), (370, 864972), (444, 720810), (540, 592666), (555, 576648), (666, 480540), (740, 432486), (888, 360405), (999, 320360), (1080, 296333), (1110, 288324), (1332, 240270), (1480, 216243), (1665, 192216), (1998, 160180), (2220, 144162), (2664, 120135), (3330, 96108), (3996, 80090), (4440, 72081), (4995, 64072), (6660, 48054), (7992, 40045), (8009, 39960), (9990, 32036), (13320, 24027), (16018, 19980)]