198754320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{509}}^1\times {\mathrm{1627}}^1$

素因数の和:2152

約数の個数: 80

約数和(自身を含む): 617728320

約数和(自身を除く): 418974000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 509, 1018, 1527, 1627, 2036, 2545, 3054, 3254, 4072, 4881, 5090, 6108, 6508, 7635, 8135, 8144, 9762, 10180, 12216, 13016, 15270, 16270, 19524, 20360, 24405, 24432, 26032, 30540, 32540, 39048, 40720, 48810, 61080, 65080, 78096, 97620, 122160, 130160, 195240, 390480, 828143, 1656286, 2484429, 3312572, 4140715, 4968858, 6625144, 8281430, 9937716, 12422145, 13250288, 16562860, 19875432, 24844290, 33125720, 39750864, 49688580, 66251440, 99377160, 198754320]

約数ペア:

[(1, 198754320), (2, 99377160), (3, 66251440), (4, 49688580), (5, 39750864), (6, 33125720), (8, 24844290), (10, 19875432), (12, 16562860), (15, 13250288), (16, 12422145), (20, 9937716), (24, 8281430), (30, 6625144), (40, 4968858), (48, 4140715), (60, 3312572), (80, 2484429), (120, 1656286), (240, 828143), (509, 390480), (1018, 195240), (1527, 130160), (1627, 122160), (2036, 97620), (2545, 78096), (3054, 65080), (3254, 61080), (4072, 48810), (4881, 40720), (5090, 39048), (6108, 32540), (6508, 30540), (7635, 26032), (8135, 24432), (8144, 24405), (9762, 20360), (10180, 19524), (12216, 16270), (13016, 15270)]