213841080

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{389}}^1\times {\mathrm{509}}^1$

素因数の和:918

約数の個数: 128

約数和(自身を含む): 716040000

約数和(自身を除く): 502198920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 389, 509, 540, 778, 1018, 1080, 1167, 1527, 1556, 1945, 2036, 2334, 2545, 3054, 3112, 3501, 3890, 4072, 4581, 4668, 5090, 5835, 6108, 7002, 7635, 7780, 9162, 9336, 10180, 10503, 11670, 12216, 13743, 14004, 15270, 15560, 17505, 18324, 20360, 21006, 22905, 23340, 27486, 28008, 30540, 35010, 36648, 42012, 45810, 46680, 52515, 54972, 61080, 68715, 70020, 84024, 91620, 105030, 109944, 137430, 140040, 183240, 198001, 210060, 274860, 396002, 420120, 549720, 594003, 792004, 990005, 1188006, 1584008, 1782009, 1980010, 2376012, 2970015, 3564018, 3960020, 4752024, 5346027, 5940030, 7128036, 7920040, 8910045, 10692054, 11880060, 14256072, 17820090, 21384108, 23760120, 26730135, 35640180, 42768216, 53460270, 71280360, 106920540, 213841080]

約数ペア:

[(1, 213841080), (2, 106920540), (3, 71280360), (4, 53460270), (5, 42768216), (6, 35640180), (8, 26730135), (9, 23760120), (10, 21384108), (12, 17820090), (15, 14256072), (18, 11880060), (20, 10692054), (24, 8910045), (27, 7920040), (30, 7128036), (36, 5940030), (40, 5346027), (45, 4752024), (54, 3960020), (60, 3564018), (72, 2970015), (90, 2376012), (108, 1980010), (120, 1782009), (135, 1584008), (180, 1188006), (216, 990005), (270, 792004), (360, 594003), (389, 549720), (509, 420120), (540, 396002), (778, 274860), (1018, 210060), (1080, 198001), (1167, 183240), (1527, 140040), (1556, 137430), (1945, 109944), (2036, 105030), (2334, 91620), (2545, 84024), (3054, 70020), (3112, 68715), (3501, 61080), (3890, 54972), (4072, 52515), (4581, 46680), (4668, 45810), (5090, 42012), (5835, 36648), (6108, 35010), (7002, 30540), (7635, 28008), (7780, 27486), (9162, 23340), (9336, 22905), (10180, 21006), (10503, 20360), (11670, 18324), (12216, 17505), (13743, 15560), (14004, 15270)]