438360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1$

素因数の和:308

約数の個数: 64

約数和(自身を含む): 1421280

約数和(自身を除く): 982920

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, 281, 312, 390, 520, 562, 780, 843, 1124, 1405, 1560, 1686, 2248, 2810, 3372, 3653, 4215, 5620, 6744, 7306, 8430, 10959, 11240, 14612, 16860, 18265, 21918, 29224, 33720, 36530, 43836, 54795, 73060, 87672, 109590, 146120, 219180, 438360]

約数ペア:

[(1, 438360), (2, 219180), (3, 146120), (4, 109590), (5, 87672), (6, 73060), (8, 54795), (10, 43836), (12, 36530), (13, 33720), (15, 29224), (20, 21918), (24, 18265), (26, 16860), (30, 14612), (39, 11240), (40, 10959), (52, 8430), (60, 7306), (65, 6744), (78, 5620), (104, 4215), (120, 3653), (130, 3372), (156, 2810), (195, 2248), (260, 1686), (281, 1560), (312, 1405), (390, 1124), (520, 843), (562, 780)]