81795960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1429}}^1$

素因数の和:1502

約数の個数: 128

約数和(自身を含む): 277992000

約数和(自身を除く): 196196040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 53, 54, 60, 72, 90, 106, 108, 120, 135, 159, 180, 212, 216, 265, 270, 318, 360, 424, 477, 530, 540, 636, 795, 954, 1060, 1080, 1272, 1429, 1431, 1590, 1908, 2120, 2385, 2858, 2862, 3180, 3816, 4287, 4770, 5716, 5724, 6360, 7145, 7155, 8574, 9540, 11432, 11448, 12861, 14290, 14310, 17148, 19080, 21435, 25722, 28580, 28620, 34296, 38583, 42870, 51444, 57160, 57240, 64305, 75737, 77166, 85740, 102888, 128610, 151474, 154332, 171480, 192915, 227211, 257220, 302948, 308664, 378685, 385830, 454422, 514440, 605896, 681633, 757370, 771660, 908844, 1136055, 1363266, 1514740, 1543320, 1817688, 2044899, 2272110, 2726532, 3029480, 3408165, 4089798, 4544220, 5453064, 6816330, 8179596, 9088440, 10224495, 13632660, 16359192, 20448990, 27265320, 40897980, 81795960]

約数ペア:

[(1, 81795960), (2, 40897980), (3, 27265320), (4, 20448990), (5, 16359192), (6, 13632660), (8, 10224495), (9, 9088440), (10, 8179596), (12, 6816330), (15, 5453064), (18, 4544220), (20, 4089798), (24, 3408165), (27, 3029480), (30, 2726532), (36, 2272110), (40, 2044899), (45, 1817688), (53, 1543320), (54, 1514740), (60, 1363266), (72, 1136055), (90, 908844), (106, 771660), (108, 757370), (120, 681633), (135, 605896), (159, 514440), (180, 454422), (212, 385830), (216, 378685), (265, 308664), (270, 302948), (318, 257220), (360, 227211), (424, 192915), (477, 171480), (530, 154332), (540, 151474), (636, 128610), (795, 102888), (954, 85740), (1060, 77166), (1080, 75737), (1272, 64305), (1429, 57240), (1431, 57160), (1590, 51444), (1908, 42870), (2120, 38583), (2385, 34296), (2858, 28620), (2862, 28580), (3180, 25722), (3816, 21435), (4287, 19080), (4770, 17148), (5716, 14310), (5724, 14290), (6360, 12861), (7145, 11448), (7155, 11432), (8574, 9540)]