30211020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{23977}}^1$

素因数の和:23999

約数の個数: 72

約数和(自身を含む): 104735904

約数和(自身を除く): 74524884

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, 23977, 47954, 71931, 95908, 119885, 143862, 167839, 215793, 239770, 287724, 335678, 359655, 431586, 479540, 503517, 671356, 719310, 839195, 863172, 1007034, 1078965, 1438620, 1510551, 1678390, 2014068, 2157930, 2517585, 3021102, 3356780, 4315860, 5035170, 6042204, 7552755, 10070340, 15105510, 30211020]

約数ペア:

[(1, 30211020), (2, 15105510), (3, 10070340), (4, 7552755), (5, 6042204), (6, 5035170), (7, 4315860), (9, 3356780), (10, 3021102), (12, 2517585), (14, 2157930), (15, 2014068), (18, 1678390), (20, 1510551), (21, 1438620), (28, 1078965), (30, 1007034), (35, 863172), (36, 839195), (42, 719310), (45, 671356), (60, 503517), (63, 479540), (70, 431586), (84, 359655), (90, 335678), (105, 287724), (126, 239770), (140, 215793), (180, 167839), (210, 143862), (252, 119885), (315, 95908), (420, 71931), (630, 47954), (1260, 23977)]