21053676240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{3253}}^1$

素因数の和:3462

約数の個数: 240

約数和(自身を含む): 72229818960

約数和(自身を除く): 51176142720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 89, 90, 101, 120, 144, 178, 180, 202, 240, 267, 303, 356, 360, 404, 445, 505, 534, 606, 712, 720, 801, 808, 890, 909, 1010, 1068, 1212, 1335, 1424, 1515, 1602, 1616, 1780, 1818, 2020, 2136, 2424, 2670, 3030, 3204, 3253, 3560, 3636, 4005, 4040, 4272, 4545, 4848, 5340, 6060, 6408, 6506, 7120, 7272, 8010, 8080, 8989, 9090, 9759, 10680, 12120, 12816, 13012, 14544, 16020, 16265, 17978, 18180, 19518, 21360, 24240, 26024, 26967, 29277, 32040, 32530, 35956, 36360, 39036, 44945, 48795, 52048, 53934, 58554, 64080, 65060, 71912, 72720, 78072, 80901, 89890, 97590, 107868, 117108, 130120, 134835, 143824, 146385, 156144, 161802, 179780, 195180, 215736, 234216, 260240, 269670, 289517, 292770, 323604, 328553, 359560, 390360, 404505, 431472, 468432, 539340, 579034, 585540, 647208, 657106, 719120, 780720, 809010, 868551, 985659, 1078680, 1158068, 1171080, 1294416, 1314212, 1447585, 1618020, 1642765, 1737102, 1971318, 2157360, 2316136, 2342160, 2605653, 2628424, 2895170, 2956977, 3236040, 3285530, 3474204, 3942636, 4342755, 4632272, 4928295, 5211306, 5256848, 5790340, 5913954, 6472080, 6571060, 6948408, 7885272, 8685510, 9856590, 10422612, 11580680, 11827908, 13028265, 13142120, 13896816, 14784885, 15770544, 17371020, 19713180, 20845224, 23161360, 23655816, 26056530, 26284240, 29241217, 29569770, 34742040, 39426360, 41690448, 47311632, 52113060, 58482434, 59139540, 69484080, 78852720, 87723651, 104226120, 116964868, 118279080, 146206085, 175447302, 208452240, 233929736, 236558160, 263170953, 292412170, 350894604, 438618255, 467859472, 526341906, 584824340, 701789208, 877236510, 1052683812, 1169648680, 1315854765, 1403578416, 1754473020, 2105367624, 2339297360, 2631709530, 3508946040, 4210735248, 5263419060, 7017892080, 10526838120, 21053676240]

約数ペア:

[(1, 21053676240), (2, 10526838120), (3, 7017892080), (4, 5263419060), (5, 4210735248), (6, 3508946040), (8, 2631709530), (9, 2339297360), (10, 2105367624), (12, 1754473020), (15, 1403578416), (16, 1315854765), (18, 1169648680), (20, 1052683812), (24, 877236510), (30, 701789208), (36, 584824340), (40, 526341906), (45, 467859472), (48, 438618255), (60, 350894604), (72, 292412170), (80, 263170953), (89, 236558160), (90, 233929736), (101, 208452240), (120, 175447302), (144, 146206085), (178, 118279080), (180, 116964868), (202, 104226120), (240, 87723651), (267, 78852720), (303, 69484080), (356, 59139540), (360, 58482434), (404, 52113060), (445, 47311632), (505, 41690448), (534, 39426360), (606, 34742040), (712, 29569770), (720, 29241217), (801, 26284240), (808, 26056530), (890, 23655816), (909, 23161360), (1010, 20845224), (1068, 19713180), (1212, 17371020), (1335, 15770544), (1424, 14784885), (1515, 13896816), (1602, 13142120), (1616, 13028265), (1780, 11827908), (1818, 11580680), (2020, 10422612), (2136, 9856590), (2424, 8685510), (2670, 7885272), (3030, 6948408), (3204, 6571060), (3253, 6472080), (3560, 5913954), (3636, 5790340), (4005, 5256848), (4040, 5211306), (4272, 4928295), (4545, 4632272), (4848, 4342755), (5340, 3942636), (6060, 3474204), (6408, 3285530), (6506, 3236040), (7120, 2956977), (7272, 2895170), (8010, 2628424), (8080, 2605653), (8989, 2342160), (9090, 2316136), (9759, 2157360), (10680, 1971318), (12120, 1737102), (12816, 1642765), (13012, 1618020), (14544, 1447585), (16020, 1314212), (16265, 1294416), (17978, 1171080), (18180, 1158068), (19518, 1078680), (21360, 985659), (24240, 868551), (26024, 809010), (26967, 780720), (29277, 719120), (32040, 657106), (32530, 647208), (35956, 585540), (36360, 579034), (39036, 539340), (44945, 468432), (48795, 431472), (52048, 404505), (53934, 390360), (58554, 359560), (64080, 328553), (65060, 323604), (71912, 292770), (72720, 289517), (78072, 269670), (80901, 260240), (89890, 234216), (97590, 215736), (107868, 195180), (117108, 179780), (130120, 161802), (134835, 156144), (143824, 146385)]