21543135040

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{1559}}^1$

素因数の和:1813

約数の個数: 224

約数和(自身を含む): 60862464000

約数和(自身を除く): 39319328960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 140, 155, 160, 199, 217, 224, 248, 280, 310, 320, 398, 434, 448, 496, 560, 620, 796, 868, 992, 995, 1085, 1120, 1240, 1393, 1559, 1592, 1736, 1984, 1990, 2170, 2240, 2480, 2786, 3118, 3184, 3472, 3980, 4340, 4960, 5572, 6169, 6236, 6368, 6944, 6965, 7795, 7960, 8680, 9920, 10913, 11144, 12338, 12472, 12736, 13888, 13930, 15590, 15920, 17360, 21826, 22288, 24676, 24944, 27860, 30845, 31180, 31840, 34720, 43183, 43652, 44576, 48329, 49352, 49888, 54565, 55720, 61690, 62360, 63680, 69440, 86366, 87304, 89152, 96658, 98704, 99776, 109130, 111440, 123380, 124720, 172732, 174608, 193316, 197408, 215915, 218260, 222880, 241645, 246760, 249440, 310241, 338303, 345464, 349216, 386632, 394816, 431830, 436520, 445760, 483290, 493520, 498880, 620482, 676606, 690928, 698432, 773264, 863660, 873040, 966580, 987040, 1240964, 1353212, 1381856, 1546528, 1551205, 1691515, 1727320, 1746080, 1933160, 1974080, 2171687, 2481928, 2706424, 2763712, 3093056, 3102410, 3383030, 3454640, 3492160, 3866320, 4343374, 4963856, 5412848, 6204820, 6766060, 6909280, 7732640, 8686748, 9617471, 9927712, 10825696, 10858435, 12409640, 13532120, 13818560, 15465280, 17373496, 19234942, 19855424, 21651392, 21716870, 24819280, 27064240, 34746992, 38469884, 43433740, 48087355, 49638560, 54128480, 67322297, 69493984, 76939768, 86867480, 96174710, 99277120, 108256960, 134644594, 138987968, 153879536, 173734960, 192349420, 269289188, 307759072, 336611485, 347469920, 384698840, 538578376, 615518144, 673222970, 694939840, 769397680, 1077156752, 1346445940, 1538795360, 2154313504, 2692891880, 3077590720, 4308627008, 5385783760, 10771567520, 21543135040]

約数ペア:

[(1, 21543135040), (2, 10771567520), (4, 5385783760), (5, 4308627008), (7, 3077590720), (8, 2692891880), (10, 2154313504), (14, 1538795360), (16, 1346445940), (20, 1077156752), (28, 769397680), (31, 694939840), (32, 673222970), (35, 615518144), (40, 538578376), (56, 384698840), (62, 347469920), (64, 336611485), (70, 307759072), (80, 269289188), (112, 192349420), (124, 173734960), (140, 153879536), (155, 138987968), (160, 134644594), (199, 108256960), (217, 99277120), (224, 96174710), (248, 86867480), (280, 76939768), (310, 69493984), (320, 67322297), (398, 54128480), (434, 49638560), (448, 48087355), (496, 43433740), (560, 38469884), (620, 34746992), (796, 27064240), (868, 24819280), (992, 21716870), (995, 21651392), (1085, 19855424), (1120, 19234942), (1240, 17373496), (1393, 15465280), (1559, 13818560), (1592, 13532120), (1736, 12409640), (1984, 10858435), (1990, 10825696), (2170, 9927712), (2240, 9617471), (2480, 8686748), (2786, 7732640), (3118, 6909280), (3184, 6766060), (3472, 6204820), (3980, 5412848), (4340, 4963856), (4960, 4343374), (5572, 3866320), (6169, 3492160), (6236, 3454640), (6368, 3383030), (6944, 3102410), (6965, 3093056), (7795, 2763712), (7960, 2706424), (8680, 2481928), (9920, 2171687), (10913, 1974080), (11144, 1933160), (12338, 1746080), (12472, 1727320), (12736, 1691515), (13888, 1551205), (13930, 1546528), (15590, 1381856), (15920, 1353212), (17360, 1240964), (21826, 987040), (22288, 966580), (24676, 873040), (24944, 863660), (27860, 773264), (30845, 698432), (31180, 690928), (31840, 676606), (34720, 620482), (43183, 498880), (43652, 493520), (44576, 483290), (48329, 445760), (49352, 436520), (49888, 431830), (54565, 394816), (55720, 386632), (61690, 349216), (62360, 345464), (63680, 338303), (69440, 310241), (86366, 249440), (87304, 246760), (89152, 241645), (96658, 222880), (98704, 218260), (99776, 215915), (109130, 197408), (111440, 193316), (123380, 174608), (124720, 172732)]