489685860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1093}}^1$

素因数の和:1258

約数の個数: 144

約数和(自身を含む): 1576935360

約数和(自身を除く): 1087249500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 131, 171, 180, 190, 228, 262, 285, 342, 380, 393, 524, 570, 655, 684, 786, 855, 1093, 1140, 1179, 1310, 1572, 1710, 1965, 2186, 2358, 2489, 2620, 3279, 3420, 3930, 4372, 4716, 4978, 5465, 5895, 6558, 7467, 7860, 9837, 9956, 10930, 11790, 12445, 13116, 14934, 16395, 19674, 20767, 21860, 22401, 23580, 24890, 29868, 32790, 37335, 39348, 41534, 44802, 49185, 49780, 62301, 65580, 74670, 83068, 89604, 98370, 103835, 112005, 124602, 143183, 149340, 186903, 196740, 207670, 224010, 249204, 286366, 311505, 373806, 415340, 429549, 448020, 572732, 623010, 715915, 747612, 859098, 934515, 1246020, 1288647, 1431830, 1718196, 1869030, 2147745, 2577294, 2720477, 2863660, 3738060, 4295490, 5154588, 5440954, 6443235, 8161431, 8590980, 10881908, 12886470, 13602385, 16322862, 24484293, 25772940, 27204770, 32645724, 40807155, 48968586, 54409540, 81614310, 97937172, 122421465, 163228620, 244842930, 489685860]

約数ペア:

[(1, 489685860), (2, 244842930), (3, 163228620), (4, 122421465), (5, 97937172), (6, 81614310), (9, 54409540), (10, 48968586), (12, 40807155), (15, 32645724), (18, 27204770), (19, 25772940), (20, 24484293), (30, 16322862), (36, 13602385), (38, 12886470), (45, 10881908), (57, 8590980), (60, 8161431), (76, 6443235), (90, 5440954), (95, 5154588), (114, 4295490), (131, 3738060), (171, 2863660), (180, 2720477), (190, 2577294), (228, 2147745), (262, 1869030), (285, 1718196), (342, 1431830), (380, 1288647), (393, 1246020), (524, 934515), (570, 859098), (655, 747612), (684, 715915), (786, 623010), (855, 572732), (1093, 448020), (1140, 429549), (1179, 415340), (1310, 373806), (1572, 311505), (1710, 286366), (1965, 249204), (2186, 224010), (2358, 207670), (2489, 196740), (2620, 186903), (3279, 149340), (3420, 143183), (3930, 124602), (4372, 112005), (4716, 103835), (4978, 98370), (5465, 89604), (5895, 83068), (6558, 74670), (7467, 65580), (7860, 62301), (9837, 49780), (9956, 49185), (10930, 44802), (11790, 41534), (12445, 39348), (13116, 37335), (14934, 32790), (16395, 29868), (19674, 24890), (20767, 23580), (21860, 22401)]