1518878520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{787}}^1\times {\mathrm{1787}}^1$

素因数の和:2594

約数の個数: 128

約数和(自身を含む): 5072198400

約数和(自身を除く): 3553319880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 787, 1080, 1574, 1787, 2361, 3148, 3574, 3935, 4722, 5361, 6296, 7083, 7148, 7870, 8935, 9444, 10722, 11805, 14166, 14296, 15740, 16083, 17870, 18888, 21249, 21444, 23610, 26805, 28332, 31480, 32166, 35415, 35740, 42498, 42888, 47220, 48249, 53610, 56664, 64332, 70830, 71480, 80415, 84996, 94440, 96498, 106245, 107220, 128664, 141660, 160830, 169992, 192996, 212490, 214440, 241245, 283320, 321660, 385992, 424980, 482490, 643320, 849960, 964980, 1406369, 1929960, 2812738, 4219107, 5625476, 7031845, 8438214, 11250952, 12657321, 14063690, 16876428, 21095535, 25314642, 28127380, 33752856, 37971963, 42191070, 50629284, 56254760, 63286605, 75943926, 84382140, 101258568, 126573210, 151887852, 168764280, 189859815, 253146420, 303775704, 379719630, 506292840, 759439260, 1518878520]

約数ペア:

[(1, 1518878520), (2, 759439260), (3, 506292840), (4, 379719630), (5, 303775704), (6, 253146420), (8, 189859815), (9, 168764280), (10, 151887852), (12, 126573210), (15, 101258568), (18, 84382140), (20, 75943926), (24, 63286605), (27, 56254760), (30, 50629284), (36, 42191070), (40, 37971963), (45, 33752856), (54, 28127380), (60, 25314642), (72, 21095535), (90, 16876428), (108, 14063690), (120, 12657321), (135, 11250952), (180, 8438214), (216, 7031845), (270, 5625476), (360, 4219107), (540, 2812738), (787, 1929960), (1080, 1406369), (1574, 964980), (1787, 849960), (2361, 643320), (3148, 482490), (3574, 424980), (3935, 385992), (4722, 321660), (5361, 283320), (6296, 241245), (7083, 214440), (7148, 212490), (7870, 192996), (8935, 169992), (9444, 160830), (10722, 141660), (11805, 128664), (14166, 107220), (14296, 106245), (15740, 96498), (16083, 94440), (17870, 84996), (18888, 80415), (21249, 71480), (21444, 70830), (23610, 64332), (26805, 56664), (28332, 53610), (31480, 48249), (32166, 47220), (35415, 42888), (35740, 42498)]