1664633520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{2081}}^1$

素因数の和:2212

約数の個数: 240

約数和(自身を含む): 6161953824

約数和(自身を除く): 4497320304

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 101, 110, 120, 132, 144, 165, 176, 180, 198, 202, 220, 240, 264, 303, 330, 360, 396, 404, 440, 495, 505, 528, 606, 660, 720, 792, 808, 880, 909, 990, 1010, 1111, 1212, 1320, 1515, 1584, 1616, 1818, 1980, 2020, 2081, 2222, 2424, 2640, 3030, 3333, 3636, 3960, 4040, 4162, 4444, 4545, 4848, 5555, 6060, 6243, 6666, 7272, 7920, 8080, 8324, 8888, 9090, 9999, 10405, 11110, 12120, 12486, 13332, 14544, 16648, 16665, 17776, 18180, 18729, 19998, 20810, 22220, 22891, 24240, 24972, 26664, 31215, 33296, 33330, 36360, 37458, 39996, 41620, 44440, 45782, 49944, 49995, 53328, 62430, 66660, 68673, 72720, 74916, 79992, 83240, 88880, 91564, 93645, 99888, 99990, 114455, 124860, 133320, 137346, 149832, 159984, 166480, 183128, 187290, 199980, 206019, 210181, 228910, 249720, 266640, 274692, 299664, 343365, 366256, 374580, 399960, 412038, 420362, 457820, 499440, 549384, 630543, 686730, 749160, 799920, 824076, 840724, 915640, 1030095, 1050905, 1098768, 1261086, 1373460, 1498320, 1648152, 1681448, 1831280, 1891629, 2060190, 2101810, 2311991, 2522172, 2746920, 3152715, 3296304, 3362896, 3783258, 4120380, 4203620, 4623982, 5044344, 5493840, 6305430, 6935973, 7566516, 8240760, 8407240, 9247964, 9458145, 10088688, 11559955, 12610860, 13871946, 15133032, 16481520, 16814480, 18495928, 18916290, 20807919, 23119910, 25221720, 27743892, 30266064, 34679865, 36991856, 37832580, 41615838, 46239820, 50443440, 55487784, 69359730, 75665160, 83231676, 92479640, 104039595, 110975568, 138719460, 151330320, 166463352, 184959280, 208079190, 277438920, 332926704, 416158380, 554877840, 832316760, 1664633520]

約数ペア:

[(1, 1664633520), (2, 832316760), (3, 554877840), (4, 416158380), (5, 332926704), (6, 277438920), (8, 208079190), (9, 184959280), (10, 166463352), (11, 151330320), (12, 138719460), (15, 110975568), (16, 104039595), (18, 92479640), (20, 83231676), (22, 75665160), (24, 69359730), (30, 55487784), (33, 50443440), (36, 46239820), (40, 41615838), (44, 37832580), (45, 36991856), (48, 34679865), (55, 30266064), (60, 27743892), (66, 25221720), (72, 23119910), (80, 20807919), (88, 18916290), (90, 18495928), (99, 16814480), (101, 16481520), (110, 15133032), (120, 13871946), (132, 12610860), (144, 11559955), (165, 10088688), (176, 9458145), (180, 9247964), (198, 8407240), (202, 8240760), (220, 7566516), (240, 6935973), (264, 6305430), (303, 5493840), (330, 5044344), (360, 4623982), (396, 4203620), (404, 4120380), (440, 3783258), (495, 3362896), (505, 3296304), (528, 3152715), (606, 2746920), (660, 2522172), (720, 2311991), (792, 2101810), (808, 2060190), (880, 1891629), (909, 1831280), (990, 1681448), (1010, 1648152), (1111, 1498320), (1212, 1373460), (1320, 1261086), (1515, 1098768), (1584, 1050905), (1616, 1030095), (1818, 915640), (1980, 840724), (2020, 824076), (2081, 799920), (2222, 749160), (2424, 686730), (2640, 630543), (3030, 549384), (3333, 499440), (3636, 457820), (3960, 420362), (4040, 412038), (4162, 399960), (4444, 374580), (4545, 366256), (4848, 343365), (5555, 299664), (6060, 274692), (6243, 266640), (6666, 249720), (7272, 228910), (7920, 210181), (8080, 206019), (8324, 199980), (8888, 187290), (9090, 183128), (9999, 166480), (10405, 159984), (11110, 149832), (12120, 137346), (12486, 133320), (13332, 124860), (14544, 114455), (16648, 99990), (16665, 99888), (17776, 93645), (18180, 91564), (18729, 88880), (19998, 83240), (20810, 79992), (22220, 74916), (22891, 72720), (24240, 68673), (24972, 66660), (26664, 62430), (31215, 53328), (33296, 49995), (33330, 49944), (36360, 45782), (37458, 44440), (39996, 41620)]