2018997900

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{53}}^1\times {\mathrm{4703}}^1$

素因数の和:4782

約数の個数: 180

約数和(自身を含む): 6669698112

約数和(自身を除く): 4650700212

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 53, 54, 60, 75, 81, 90, 100, 106, 108, 135, 150, 159, 162, 180, 212, 225, 265, 270, 300, 318, 324, 405, 450, 477, 530, 540, 636, 675, 795, 810, 900, 954, 1060, 1325, 1350, 1431, 1590, 1620, 1908, 2025, 2385, 2650, 2700, 2862, 3180, 3975, 4050, 4293, 4703, 4770, 5300, 5724, 7155, 7950, 8100, 8586, 9406, 9540, 11925, 14109, 14310, 15900, 17172, 18812, 21465, 23515, 23850, 28218, 28620, 35775, 42327, 42930, 47030, 47700, 56436, 70545, 71550, 84654, 85860, 94060, 107325, 117575, 126981, 141090, 143100, 169308, 211635, 214650, 235150, 249259, 253962, 282180, 352725, 380943, 423270, 429300, 470300, 498518, 507924, 634905, 705450, 747777, 761886, 846540, 997036, 1058175, 1246295, 1269810, 1410900, 1495554, 1523772, 1904715, 2116350, 2243331, 2492590, 2539620, 2991108, 3174525, 3738885, 3809430, 4232700, 4486662, 4985180, 6231475, 6349050, 6729993, 7477770, 7618860, 8973324, 9523575, 11216655, 12462950, 12698100, 13459986, 14955540, 18694425, 19047150, 20189979, 22433310, 24925900, 26919972, 33649965, 37388850, 38094300, 40379958, 44866620, 56083275, 67299930, 74777700, 80759916, 100949895, 112166550, 134599860, 168249825, 201899790, 224333100, 336499650, 403799580, 504749475, 672999300, 1009498950, 2018997900]

約数ペア:

[(1, 2018997900), (2, 1009498950), (3, 672999300), (4, 504749475), (5, 403799580), (6, 336499650), (9, 224333100), (10, 201899790), (12, 168249825), (15, 134599860), (18, 112166550), (20, 100949895), (25, 80759916), (27, 74777700), (30, 67299930), (36, 56083275), (45, 44866620), (50, 40379958), (53, 38094300), (54, 37388850), (60, 33649965), (75, 26919972), (81, 24925900), (90, 22433310), (100, 20189979), (106, 19047150), (108, 18694425), (135, 14955540), (150, 13459986), (159, 12698100), (162, 12462950), (180, 11216655), (212, 9523575), (225, 8973324), (265, 7618860), (270, 7477770), (300, 6729993), (318, 6349050), (324, 6231475), (405, 4985180), (450, 4486662), (477, 4232700), (530, 3809430), (540, 3738885), (636, 3174525), (675, 2991108), (795, 2539620), (810, 2492590), (900, 2243331), (954, 2116350), (1060, 1904715), (1325, 1523772), (1350, 1495554), (1431, 1410900), (1590, 1269810), (1620, 1246295), (1908, 1058175), (2025, 997036), (2385, 846540), (2650, 761886), (2700, 747777), (2862, 705450), (3180, 634905), (3975, 507924), (4050, 498518), (4293, 470300), (4703, 429300), (4770, 423270), (5300, 380943), (5724, 352725), (7155, 282180), (7950, 253962), (8100, 249259), (8586, 235150), (9406, 214650), (9540, 211635), (11925, 169308), (14109, 143100), (14310, 141090), (15900, 126981), (17172, 117575), (18812, 107325), (21465, 94060), (23515, 85860), (23850, 84654), (28218, 71550), (28620, 70545), (35775, 56436), (42327, 47700), (42930, 47030)]