179458020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{142427}}^1$

素因数の和:142449

約数の個数: 72

約数和(自身を含む): 622125504

約数和(自身を除く): 442667484

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 142427, 284854, 427281, 569708, 712135, 854562, 996989, 1281843, 1424270, 1709124, 1993978, 2136405, 2563686, 2848540, 2990967, 3987956, 4272810, 4984945, 5127372, 5981934, 6409215, 8545620, 8972901, 9969890, 11963868, 12818430, 14954835, 17945802, 19939780, 25636860, 29909670, 35891604, 44864505, 59819340, 89729010, 179458020]

約数ペア:

[(1, 179458020), (2, 89729010), (3, 59819340), (4, 44864505), (5, 35891604), (6, 29909670), (7, 25636860), (9, 19939780), (10, 17945802), (12, 14954835), (14, 12818430), (15, 11963868), (18, 9969890), (20, 8972901), (21, 8545620), (28, 6409215), (30, 5981934), (35, 5127372), (36, 4984945), (42, 4272810), (45, 3987956), (60, 2990967), (63, 2848540), (70, 2563686), (84, 2136405), (90, 1993978), (105, 1709124), (126, 1424270), (140, 1281843), (180, 996989), (210, 854562), (252, 712135), (315, 569708), (420, 427281), (630, 284854), (1260, 142427)]