16818360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10781}}^1$

素因数の和:10808

約数の個数: 64

約数和(自身を含む): 54341280

約数和(自身を除く): 37522920

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, 10781, 21562, 32343, 43124, 53905, 64686, 86248, 107810, 129372, 140153, 161715, 215620, 258744, 280306, 323430, 420459, 431240, 560612, 646860, 700765, 840918, 1121224, 1293720, 1401530, 1681836, 2102295, 2803060, 3363672, 4204590, 5606120, 8409180, 16818360]

約数ペア:

[(1, 16818360), (2, 8409180), (3, 5606120), (4, 4204590), (5, 3363672), (6, 2803060), (8, 2102295), (10, 1681836), (12, 1401530), (13, 1293720), (15, 1121224), (20, 840918), (24, 700765), (26, 646860), (30, 560612), (39, 431240), (40, 420459), (52, 323430), (60, 280306), (65, 258744), (78, 215620), (104, 161715), (120, 140153), (130, 129372), (156, 107810), (195, 86248), (260, 64686), (312, 53905), (390, 43124), (520, 32343), (780, 21562), (1560, 10781)]