1640685240

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{1519153}}^1$

素因数の和:1519173

約数の個数: 64

約数和(自身を含む): 5468954400

約数和(自身を除く): 3828269160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 1519153, 3038306, 4557459, 6076612, 7595765, 9114918, 12153224, 13672377, 15191530, 18229836, 22787295, 27344754, 30383060, 36459672, 41017131, 45574590, 54689508, 60766120, 68361885, 82034262, 91149180, 109379016, 136723770, 164068524, 182298360, 205085655, 273447540, 328137048, 410171310, 546895080, 820342620, 1640685240]

約数ペア:

[(1, 1640685240), (2, 820342620), (3, 546895080), (4, 410171310), (5, 328137048), (6, 273447540), (8, 205085655), (9, 182298360), (10, 164068524), (12, 136723770), (15, 109379016), (18, 91149180), (20, 82034262), (24, 68361885), (27, 60766120), (30, 54689508), (36, 45574590), (40, 41017131), (45, 36459672), (54, 30383060), (60, 27344754), (72, 22787295), (90, 18229836), (108, 15191530), (120, 13672377), (135, 12153224), (180, 9114918), (216, 7595765), (270, 6076612), (360, 4557459), (540, 3038306), (1080, 1519153)]