203121540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{509}}^1\times {\mathrm{739}}^1$

素因数の和:1266

約数の個数: 96

約数和(自身を含む): 634032000

約数和(自身を除く): 430910460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 509, 540, 739, 1018, 1478, 1527, 2036, 2217, 2545, 2956, 3054, 3695, 4434, 4581, 5090, 6108, 6651, 7390, 7635, 8868, 9162, 10180, 11085, 13302, 13743, 14780, 15270, 18324, 19953, 22170, 22905, 26604, 27486, 30540, 33255, 39906, 44340, 45810, 54972, 66510, 68715, 79812, 91620, 99765, 133020, 137430, 199530, 274860, 376151, 399060, 752302, 1128453, 1504604, 1880755, 2256906, 3385359, 3761510, 4513812, 5642265, 6770718, 7523020, 10156077, 11284530, 13541436, 16926795, 20312154, 22569060, 33853590, 40624308, 50780385, 67707180, 101560770, 203121540]

約数ペア:

[(1, 203121540), (2, 101560770), (3, 67707180), (4, 50780385), (5, 40624308), (6, 33853590), (9, 22569060), (10, 20312154), (12, 16926795), (15, 13541436), (18, 11284530), (20, 10156077), (27, 7523020), (30, 6770718), (36, 5642265), (45, 4513812), (54, 3761510), (60, 3385359), (90, 2256906), (108, 1880755), (135, 1504604), (180, 1128453), (270, 752302), (509, 399060), (540, 376151), (739, 274860), (1018, 199530), (1478, 137430), (1527, 133020), (2036, 99765), (2217, 91620), (2545, 79812), (2956, 68715), (3054, 66510), (3695, 54972), (4434, 45810), (4581, 44340), (5090, 39906), (6108, 33255), (6651, 30540), (7390, 27486), (7635, 26604), (8868, 22905), (9162, 22170), (10180, 19953), (11085, 18324), (13302, 15270), (13743, 14780)]