2661660

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:105

約数の個数: 120

約数和(自身を含む): 8781696

約数和(自身を除く): 6120036

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 53, 54, 60, 62, 81, 90, 93, 106, 108, 124, 135, 155, 159, 162, 180, 186, 212, 265, 270, 279, 310, 318, 324, 372, 405, 465, 477, 530, 540, 558, 620, 636, 795, 810, 837, 930, 954, 1060, 1116, 1395, 1431, 1590, 1620, 1643, 1674, 1860, 1908, 2385, 2511, 2790, 2862, 3180, 3286, 3348, 4185, 4293, 4770, 4929, 5022, 5580, 5724, 6572, 7155, 8215, 8370, 8586, 9540, 9858, 10044, 12555, 14310, 14787, 16430, 16740, 17172, 19716, 21465, 24645, 25110, 28620, 29574, 32860, 42930, 44361, 49290, 50220, 59148, 73935, 85860, 88722, 98580, 133083, 147870, 177444, 221805, 266166, 295740, 443610, 532332, 665415, 887220, 1330830, 2661660]

約数ペア:

[(1, 2661660), (2, 1330830), (3, 887220), (4, 665415), (5, 532332), (6, 443610), (9, 295740), (10, 266166), (12, 221805), (15, 177444), (18, 147870), (20, 133083), (27, 98580), (30, 88722), (31, 85860), (36, 73935), (45, 59148), (53, 50220), (54, 49290), (60, 44361), (62, 42930), (81, 32860), (90, 29574), (93, 28620), (106, 25110), (108, 24645), (124, 21465), (135, 19716), (155, 17172), (159, 16740), (162, 16430), (180, 14787), (186, 14310), (212, 12555), (265, 10044), (270, 9858), (279, 9540), (310, 8586), (318, 8370), (324, 8215), (372, 7155), (405, 6572), (465, 5724), (477, 5580), (530, 5022), (540, 4929), (558, 4770), (620, 4293), (636, 4185), (795, 3348), (810, 3286), (837, 3180), (930, 2862), (954, 2790), (1060, 2511), (1116, 2385), (1395, 1908), (1431, 1860), (1590, 1674), (1620, 1643)]