21023305440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{53609}}^1$

素因数の和:53689

約数の個数: 192

約数和(自身を含む): 71331321600

約数和(自身を除く): 50308016160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 43, 48, 57, 60, 76, 80, 86, 95, 96, 114, 120, 129, 152, 160, 172, 190, 215, 228, 240, 258, 285, 304, 344, 380, 430, 456, 480, 516, 570, 608, 645, 688, 760, 817, 860, 912, 1032, 1140, 1290, 1376, 1520, 1634, 1720, 1824, 2064, 2280, 2451, 2580, 3040, 3268, 3440, 4085, 4128, 4560, 4902, 5160, 6536, 6880, 8170, 9120, 9804, 10320, 12255, 13072, 16340, 19608, 20640, 24510, 26144, 32680, 39216, 49020, 53609, 65360, 78432, 98040, 107218, 130720, 160827, 196080, 214436, 268045, 321654, 392160, 428872, 536090, 643308, 804135, 857744, 1018571, 1072180, 1286616, 1608270, 1715488, 2037142, 2144360, 2305187, 2573232, 3055713, 3216540, 4074284, 4288720, 4610374, 5092855, 5146464, 6111426, 6433080, 6915561, 8148568, 8577440, 9220748, 10185710, 11525935, 12222852, 12866160, 13831122, 15278565, 16297136, 18441496, 20371420, 23051870, 24445704, 25732320, 27662244, 30557130, 32594272, 34577805, 36882992, 40742840, 43798553, 46103740, 48891408, 55324488, 61114260, 69155610, 73765984, 81485680, 87597106, 92207480, 97782816, 110648976, 122228520, 131395659, 138311220, 162971360, 175194212, 184414960, 218992765, 221297952, 244457040, 262791318, 276622440, 350388424, 368829920, 437985530, 488914080, 525582636, 553244880, 656978295, 700776848, 875971060, 1051165272, 1106489760, 1313956590, 1401553696, 1751942120, 2102330544, 2627913180, 3503884240, 4204661088, 5255826360, 7007768480, 10511652720, 21023305440]

約数ペア:

[(1, 21023305440), (2, 10511652720), (3, 7007768480), (4, 5255826360), (5, 4204661088), (6, 3503884240), (8, 2627913180), (10, 2102330544), (12, 1751942120), (15, 1401553696), (16, 1313956590), (19, 1106489760), (20, 1051165272), (24, 875971060), (30, 700776848), (32, 656978295), (38, 553244880), (40, 525582636), (43, 488914080), (48, 437985530), (57, 368829920), (60, 350388424), (76, 276622440), (80, 262791318), (86, 244457040), (95, 221297952), (96, 218992765), (114, 184414960), (120, 175194212), (129, 162971360), (152, 138311220), (160, 131395659), (172, 122228520), (190, 110648976), (215, 97782816), (228, 92207480), (240, 87597106), (258, 81485680), (285, 73765984), (304, 69155610), (344, 61114260), (380, 55324488), (430, 48891408), (456, 46103740), (480, 43798553), (516, 40742840), (570, 36882992), (608, 34577805), (645, 32594272), (688, 30557130), (760, 27662244), (817, 25732320), (860, 24445704), (912, 23051870), (1032, 20371420), (1140, 18441496), (1290, 16297136), (1376, 15278565), (1520, 13831122), (1634, 12866160), (1720, 12222852), (1824, 11525935), (2064, 10185710), (2280, 9220748), (2451, 8577440), (2580, 8148568), (3040, 6915561), (3268, 6433080), (3440, 6111426), (4085, 5146464), (4128, 5092855), (4560, 4610374), (4902, 4288720), (5160, 4074284), (6536, 3216540), (6880, 3055713), (8170, 2573232), (9120, 2305187), (9804, 2144360), (10320, 2037142), (12255, 1715488), (13072, 1608270), (16340, 1286616), (19608, 1072180), (20640, 1018571), (24510, 857744), (26144, 804135), (32680, 643308), (39216, 536090), (49020, 428872), (53609, 392160), (65360, 321654), (78432, 268045), (98040, 214436), (107218, 196080), (130720, 160827)]