217819260

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{403369}}^1$

素因数の和:403387

約数の個数: 48

約数和(自身を含む): 677661600

約数和(自身を除く): 459842340

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, 540, 403369, 806738, 1210107, 1613476, 2016845, 2420214, 3630321, 4033690, 4840428, 6050535, 7260642, 8067380, 10890963, 12101070, 14521284, 18151605, 21781926, 24202140, 36303210, 43563852, 54454815, 72606420, 108909630, 217819260]

約数ペア:

[(1, 217819260), (2, 108909630), (3, 72606420), (4, 54454815), (5, 43563852), (6, 36303210), (9, 24202140), (10, 21781926), (12, 18151605), (15, 14521284), (18, 12101070), (20, 10890963), (27, 8067380), (30, 7260642), (36, 6050535), (45, 4840428), (54, 4033690), (60, 3630321), (90, 2420214), (108, 2016845), (135, 1613476), (180, 1210107), (270, 806738), (540, 403369)]