19210140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1$

素因数の和:212

約数の個数: 144

約数和(自身を含む): 63292320

約数和(自身を除く): 44082180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 41, 45, 57, 60, 76, 82, 90, 95, 114, 123, 137, 164, 171, 180, 190, 205, 228, 246, 274, 285, 342, 369, 380, 410, 411, 492, 548, 570, 615, 684, 685, 738, 779, 820, 822, 855, 1140, 1230, 1233, 1370, 1476, 1558, 1644, 1710, 1845, 2055, 2337, 2460, 2466, 2603, 2740, 3116, 3420, 3690, 3895, 4110, 4674, 4932, 5206, 5617, 6165, 7011, 7380, 7790, 7809, 8220, 9348, 10412, 11234, 11685, 12330, 13015, 14022, 15580, 15618, 16851, 22468, 23370, 23427, 24660, 26030, 28044, 28085, 31236, 33702, 35055, 39045, 46740, 46854, 50553, 52060, 56170, 67404, 70110, 78090, 84255, 93708, 101106, 106723, 112340, 117135, 140220, 156180, 168510, 202212, 213446, 234270, 252765, 320169, 337020, 426892, 468540, 505530, 533615, 640338, 960507, 1011060, 1067230, 1280676, 1600845, 1921014, 2134460, 3201690, 3842028, 4802535, 6403380, 9605070, 19210140]

約数ペア:

[(1, 19210140), (2, 9605070), (3, 6403380), (4, 4802535), (5, 3842028), (6, 3201690), (9, 2134460), (10, 1921014), (12, 1600845), (15, 1280676), (18, 1067230), (19, 1011060), (20, 960507), (30, 640338), (36, 533615), (38, 505530), (41, 468540), (45, 426892), (57, 337020), (60, 320169), (76, 252765), (82, 234270), (90, 213446), (95, 202212), (114, 168510), (123, 156180), (137, 140220), (164, 117135), (171, 112340), (180, 106723), (190, 101106), (205, 93708), (228, 84255), (246, 78090), (274, 70110), (285, 67404), (342, 56170), (369, 52060), (380, 50553), (410, 46854), (411, 46740), (492, 39045), (548, 35055), (570, 33702), (615, 31236), (684, 28085), (685, 28044), (738, 26030), (779, 24660), (820, 23427), (822, 23370), (855, 22468), (1140, 16851), (1230, 15618), (1233, 15580), (1370, 14022), (1476, 13015), (1558, 12330), (1644, 11685), (1710, 11234), (1845, 10412), (2055, 9348), (2337, 8220), (2460, 7809), (2466, 7790), (2603, 7380), (2740, 7011), (3116, 6165), (3420, 5617), (3690, 5206), (3895, 4932), (4110, 4674)]