155105560

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{3181}}^1$

素因数の和:3268

約数の個数: 64

約数和(自身を含む): 371148480

約数和(自身を除く): 216042920

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 53, 92, 106, 115, 184, 212, 230, 265, 424, 460, 530, 920, 1060, 1219, 2120, 2438, 3181, 4876, 6095, 6362, 9752, 12190, 12724, 15905, 24380, 25448, 31810, 48760, 63620, 73163, 127240, 146326, 168593, 292652, 337186, 365815, 585304, 674372, 731630, 842965, 1348744, 1463260, 1685930, 2926520, 3371860, 3877639, 6743720, 7755278, 15510556, 19388195, 31021112, 38776390, 77552780, 155105560]

約数ペア:

[(1, 155105560), (2, 77552780), (4, 38776390), (5, 31021112), (8, 19388195), (10, 15510556), (20, 7755278), (23, 6743720), (40, 3877639), (46, 3371860), (53, 2926520), (92, 1685930), (106, 1463260), (115, 1348744), (184, 842965), (212, 731630), (230, 674372), (265, 585304), (424, 365815), (460, 337186), (530, 292652), (920, 168593), (1060, 146326), (1219, 127240), (2120, 73163), (2438, 63620), (3181, 48760), (4876, 31810), (6095, 25448), (6362, 24380), (9752, 15905), (12190, 12724)]