1678399920

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{21001}}^1$

素因数の和:21060

約数の個数: 160

約数和(自身を含む): 5937685440

約数和(自身を除く): 4259285520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 37, 40, 45, 48, 54, 60, 72, 74, 80, 90, 108, 111, 120, 135, 144, 148, 180, 185, 216, 222, 240, 270, 296, 333, 360, 370, 432, 444, 540, 555, 592, 666, 720, 740, 888, 999, 1080, 1110, 1332, 1480, 1665, 1776, 1998, 2160, 2220, 2664, 2960, 3330, 3996, 4440, 4995, 5328, 6660, 7992, 8880, 9990, 13320, 15984, 19980, 21001, 26640, 39960, 42002, 63003, 79920, 84004, 105005, 126006, 168008, 189009, 210010, 252012, 315015, 336016, 378018, 420020, 504024, 567027, 630030, 756036, 777037, 840040, 945045, 1008048, 1134054, 1260060, 1512072, 1554074, 1680080, 1890090, 2268108, 2331111, 2520120, 2835135, 3024144, 3108148, 3780180, 3885185, 4536216, 4662222, 5040240, 5670270, 6216296, 6993333, 7560360, 7770370, 9072432, 9324444, 11340540, 11655555, 12432592, 13986666, 15120720, 15540740, 18648888, 20979999, 22681080, 23311110, 27973332, 31081480, 34966665, 37297776, 41959998, 45362160, 46622220, 55946664, 62162960, 69933330, 83919996, 93244440, 104899995, 111893328, 139866660, 167839992, 186488880, 209799990, 279733320, 335679984, 419599980, 559466640, 839199960, 1678399920]

約数ペア:

[(1, 1678399920), (2, 839199960), (3, 559466640), (4, 419599980), (5, 335679984), (6, 279733320), (8, 209799990), (9, 186488880), (10, 167839992), (12, 139866660), (15, 111893328), (16, 104899995), (18, 93244440), (20, 83919996), (24, 69933330), (27, 62162960), (30, 55946664), (36, 46622220), (37, 45362160), (40, 41959998), (45, 37297776), (48, 34966665), (54, 31081480), (60, 27973332), (72, 23311110), (74, 22681080), (80, 20979999), (90, 18648888), (108, 15540740), (111, 15120720), (120, 13986666), (135, 12432592), (144, 11655555), (148, 11340540), (180, 9324444), (185, 9072432), (216, 7770370), (222, 7560360), (240, 6993333), (270, 6216296), (296, 5670270), (333, 5040240), (360, 4662222), (370, 4536216), (432, 3885185), (444, 3780180), (540, 3108148), (555, 3024144), (592, 2835135), (666, 2520120), (720, 2331111), (740, 2268108), (888, 1890090), (999, 1680080), (1080, 1554074), (1110, 1512072), (1332, 1260060), (1480, 1134054), (1665, 1008048), (1776, 945045), (1998, 840040), (2160, 777037), (2220, 756036), (2664, 630030), (2960, 567027), (3330, 504024), (3996, 420020), (4440, 378018), (4995, 336016), (5328, 315015), (6660, 252012), (7992, 210010), (8880, 189009), (9990, 168008), (13320, 126006), (15984, 105005), (19980, 84004), (21001, 79920), (26640, 63003), (39960, 42002)]