681238917540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{739}}^1\times {\mathrm{19181}}^1$

素因数の和:20027

約数の個数: 192

約数和(自身を含む): 2146235616000

約数和(自身を除く): 1464996698460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 89, 90, 108, 135, 178, 180, 267, 270, 356, 445, 534, 540, 739, 801, 890, 1068, 1335, 1478, 1602, 1780, 2217, 2403, 2670, 2956, 3204, 3695, 4005, 4434, 4806, 5340, 6651, 7390, 8010, 8868, 9612, 11085, 12015, 13302, 14780, 16020, 19181, 19953, 22170, 24030, 26604, 33255, 38362, 39906, 44340, 48060, 57543, 65771, 66510, 76724, 79812, 95905, 99765, 115086, 131542, 133020, 172629, 191810, 197313, 199530, 230172, 263084, 287715, 328855, 345258, 383620, 394626, 399060, 517887, 575430, 591939, 657710, 690516, 789252, 863145, 986565, 1035774, 1150860, 1183878, 1315420, 1707109, 1726290, 1775817, 1973130, 2071548, 2367756, 2589435, 2959695, 3414218, 3452580, 3551634, 3946260, 5121327, 5178870, 5919390, 6828436, 7103268, 8535545, 8879085, 10242654, 10357740, 11838780, 14174759, 15363981, 17071090, 17758170, 20485308, 25606635, 28349518, 30727962, 34142180, 35516340, 42524277, 46091943, 51213270, 56699036, 61455924, 70873795, 76819905, 85048554, 92183886, 102426540, 127572831, 141747590, 153639810, 170097108, 184367772, 212621385, 230459715, 255145662, 283495180, 307279620, 382718493, 425242770, 460919430, 510291324, 637864155, 765436986, 850485540, 921838860, 1261553551, 1275728310, 1530873972, 1913592465, 2523107102, 2551456620, 3784660653, 3827184930, 5046214204, 6307767755, 7569321306, 7654369860, 11353981959, 12615535510, 15138642612, 18923303265, 22707963918, 25231071020, 34061945877, 37846606530, 45415927836, 56769909795, 68123891754, 75693213060, 113539819590, 136247783508, 170309729385, 227079639180, 340619458770, 681238917540]

約数ペア:

[(1, 681238917540), (2, 340619458770), (3, 227079639180), (4, 170309729385), (5, 136247783508), (6, 113539819590), (9, 75693213060), (10, 68123891754), (12, 56769909795), (15, 45415927836), (18, 37846606530), (20, 34061945877), (27, 25231071020), (30, 22707963918), (36, 18923303265), (45, 15138642612), (54, 12615535510), (60, 11353981959), (89, 7654369860), (90, 7569321306), (108, 6307767755), (135, 5046214204), (178, 3827184930), (180, 3784660653), (267, 2551456620), (270, 2523107102), (356, 1913592465), (445, 1530873972), (534, 1275728310), (540, 1261553551), (739, 921838860), (801, 850485540), (890, 765436986), (1068, 637864155), (1335, 510291324), (1478, 460919430), (1602, 425242770), (1780, 382718493), (2217, 307279620), (2403, 283495180), (2670, 255145662), (2956, 230459715), (3204, 212621385), (3695, 184367772), (4005, 170097108), (4434, 153639810), (4806, 141747590), (5340, 127572831), (6651, 102426540), (7390, 92183886), (8010, 85048554), (8868, 76819905), (9612, 70873795), (11085, 61455924), (12015, 56699036), (13302, 51213270), (14780, 46091943), (16020, 42524277), (19181, 35516340), (19953, 34142180), (22170, 30727962), (24030, 28349518), (26604, 25606635), (33255, 20485308), (38362, 17758170), (39906, 17071090), (44340, 15363981), (48060, 14174759), (57543, 11838780), (65771, 10357740), (66510, 10242654), (76724, 8879085), (79812, 8535545), (95905, 7103268), (99765, 6828436), (115086, 5919390), (131542, 5178870), (133020, 5121327), (172629, 3946260), (191810, 3551634), (197313, 3452580), (199530, 3414218), (230172, 2959695), (263084, 2589435), (287715, 2367756), (328855, 2071548), (345258, 1973130), (383620, 1775817), (394626, 1726290), (399060, 1707109), (517887, 1315420), (575430, 1183878), (591939, 1150860), (657710, 1035774), (690516, 986565), (789252, 863145)]