209645640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{467}}^1$

素因数の和:556

約数の個数: 192

約数和(自身を含む): 722779200

約数和(自身を除く): 513133560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 29, 30, 36, 40, 43, 45, 58, 60, 72, 86, 87, 90, 116, 120, 129, 145, 172, 174, 180, 215, 232, 258, 261, 290, 344, 348, 360, 387, 430, 435, 467, 516, 522, 580, 645, 696, 774, 860, 870, 934, 1032, 1044, 1160, 1247, 1290, 1305, 1401, 1548, 1720, 1740, 1868, 1935, 2088, 2335, 2494, 2580, 2610, 2802, 3096, 3480, 3736, 3741, 3870, 4203, 4670, 4988, 5160, 5220, 5604, 6235, 7005, 7482, 7740, 8406, 9340, 9976, 10440, 11208, 11223, 12470, 13543, 14010, 14964, 15480, 16812, 18680, 18705, 20081, 21015, 22446, 24940, 27086, 28020, 29928, 33624, 37410, 40162, 40629, 42030, 44892, 49880, 54172, 56040, 56115, 60243, 67715, 74820, 80324, 81258, 84060, 89784, 100405, 108344, 112230, 120486, 121887, 135430, 149640, 160648, 162516, 168120, 180729, 200810, 203145, 224460, 240972, 243774, 270860, 301215, 325032, 361458, 401620, 406290, 448920, 481944, 487548, 541720, 582349, 602430, 609435, 722916, 803240, 812580, 903645, 975096, 1164698, 1204860, 1218870, 1445832, 1625160, 1747047, 1807290, 2329396, 2409720, 2437740, 2911745, 3494094, 3614580, 4658792, 4875480, 5241141, 5823490, 6988188, 7229160, 8735235, 10482282, 11646980, 13976376, 17470470, 20964564, 23293960, 26205705, 34940940, 41929128, 52411410, 69881880, 104822820, 209645640]

約数ペア:

[(1, 209645640), (2, 104822820), (3, 69881880), (4, 52411410), (5, 41929128), (6, 34940940), (8, 26205705), (9, 23293960), (10, 20964564), (12, 17470470), (15, 13976376), (18, 11646980), (20, 10482282), (24, 8735235), (29, 7229160), (30, 6988188), (36, 5823490), (40, 5241141), (43, 4875480), (45, 4658792), (58, 3614580), (60, 3494094), (72, 2911745), (86, 2437740), (87, 2409720), (90, 2329396), (116, 1807290), (120, 1747047), (129, 1625160), (145, 1445832), (172, 1218870), (174, 1204860), (180, 1164698), (215, 975096), (232, 903645), (258, 812580), (261, 803240), (290, 722916), (344, 609435), (348, 602430), (360, 582349), (387, 541720), (430, 487548), (435, 481944), (467, 448920), (516, 406290), (522, 401620), (580, 361458), (645, 325032), (696, 301215), (774, 270860), (860, 243774), (870, 240972), (934, 224460), (1032, 203145), (1044, 200810), (1160, 180729), (1247, 168120), (1290, 162516), (1305, 160648), (1401, 149640), (1548, 135430), (1720, 121887), (1740, 120486), (1868, 112230), (1935, 108344), (2088, 100405), (2335, 89784), (2494, 84060), (2580, 81258), (2610, 80324), (2802, 74820), (3096, 67715), (3480, 60243), (3736, 56115), (3741, 56040), (3870, 54172), (4203, 49880), (4670, 44892), (4988, 42030), (5160, 40629), (5220, 40162), (5604, 37410), (6235, 33624), (7005, 29928), (7482, 28020), (7740, 27086), (8406, 24940), (9340, 22446), (9976, 21015), (10440, 20081), (11208, 18705), (11223, 18680), (12470, 16812), (13543, 15480), (14010, 14964)]