161564520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103567}}^1$

素因数の和:103594

約数の個数: 64

約数和(自身を含む): 521982720

約数和(自身を除く): 360418200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 103567, 207134, 310701, 414268, 517835, 621402, 828536, 1035670, 1242804, 1346371, 1553505, 2071340, 2485608, 2692742, 3107010, 4039113, 4142680, 5385484, 6214020, 6731855, 8078226, 10770968, 12428040, 13463710, 16156452, 20195565, 26927420, 32312904, 40391130, 53854840, 80782260, 161564520]

約数ペア:

[(1, 161564520), (2, 80782260), (3, 53854840), (4, 40391130), (5, 32312904), (6, 26927420), (8, 20195565), (10, 16156452), (12, 13463710), (13, 12428040), (15, 10770968), (20, 8078226), (24, 6731855), (26, 6214020), (30, 5385484), (39, 4142680), (40, 4039113), (52, 3107010), (60, 2692742), (65, 2485608), (78, 2071340), (104, 1553505), (120, 1346371), (130, 1242804), (156, 1035670), (195, 828536), (260, 621402), (312, 517835), (390, 414268), (520, 310701), (780, 207134), (1560, 103567)]