90238860

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1051}}^1$

素因数の和:1125

約数の個数: 120

約数和(自身を含む): 288698256

約数和(自身を除く): 198459396

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 53, 54, 60, 81, 90, 106, 108, 135, 159, 162, 180, 212, 265, 270, 318, 324, 405, 477, 530, 540, 636, 795, 810, 954, 1051, 1060, 1431, 1590, 1620, 1908, 2102, 2385, 2862, 3153, 3180, 4204, 4293, 4770, 5255, 5724, 6306, 7155, 8586, 9459, 9540, 10510, 12612, 14310, 15765, 17172, 18918, 21020, 21465, 28377, 28620, 31530, 37836, 42930, 47295, 55703, 56754, 63060, 85131, 85860, 94590, 111406, 113508, 141885, 167109, 170262, 189180, 222812, 278515, 283770, 334218, 340524, 425655, 501327, 557030, 567540, 668436, 835545, 851310, 1002654, 1114060, 1503981, 1671090, 1702620, 2005308, 2506635, 3007962, 3342180, 4511943, 5013270, 6015924, 7519905, 9023886, 10026540, 15039810, 18047772, 22559715, 30079620, 45119430, 90238860]

約数ペア:

[(1, 90238860), (2, 45119430), (3, 30079620), (4, 22559715), (5, 18047772), (6, 15039810), (9, 10026540), (10, 9023886), (12, 7519905), (15, 6015924), (18, 5013270), (20, 4511943), (27, 3342180), (30, 3007962), (36, 2506635), (45, 2005308), (53, 1702620), (54, 1671090), (60, 1503981), (81, 1114060), (90, 1002654), (106, 851310), (108, 835545), (135, 668436), (159, 567540), (162, 557030), (180, 501327), (212, 425655), (265, 340524), (270, 334218), (318, 283770), (324, 278515), (405, 222812), (477, 189180), (530, 170262), (540, 167109), (636, 141885), (795, 113508), (810, 111406), (954, 94590), (1051, 85860), (1060, 85131), (1431, 63060), (1590, 56754), (1620, 55703), (1908, 47295), (2102, 42930), (2385, 37836), (2862, 31530), (3153, 28620), (3180, 28377), (4204, 21465), (4293, 21020), (4770, 18918), (5255, 17172), (5724, 15765), (6306, 14310), (7155, 12612), (8586, 10510), (9459, 9540)]