8889403020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{601}}^1\times {\mathrm{853}}^1$

素因数の和:1500

約数の個数: 144

約数和(自身を含む): 26515634208

約数和(自身を除く): 17626231188

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 289, 340, 510, 578, 601, 853, 867, 1020, 1156, 1202, 1445, 1706, 1734, 1803, 2404, 2559, 2890, 3005, 3412, 3468, 3606, 4265, 4335, 5118, 5780, 6010, 7212, 8530, 8670, 9015, 10217, 10236, 12020, 12795, 14501, 17060, 17340, 18030, 20434, 25590, 29002, 30651, 36060, 40868, 43503, 51085, 51180, 58004, 61302, 72505, 87006, 102170, 122604, 145010, 153255, 173689, 174012, 204340, 217515, 246517, 290020, 306510, 347378, 435030, 493034, 512653, 521067, 613020, 694756, 739551, 868445, 870060, 986068, 1025306, 1042134, 1232585, 1479102, 1537959, 1736890, 2050612, 2084268, 2465170, 2563265, 2605335, 2958204, 3075918, 3473780, 3697755, 4930340, 5126530, 5210670, 6151836, 7395510, 7689795, 8715101, 10253060, 10421340, 14791020, 15379590, 17430202, 26145303, 30759180, 34860404, 43575505, 52290606, 87151010, 104581212, 130726515, 148156717, 174302020, 261453030, 296313434, 444470151, 522906060, 592626868, 740783585, 888940302, 1481567170, 1777880604, 2222350755, 2963134340, 4444701510, 8889403020]

約数ペア:

[(1, 8889403020), (2, 4444701510), (3, 2963134340), (4, 2222350755), (5, 1777880604), (6, 1481567170), (10, 888940302), (12, 740783585), (15, 592626868), (17, 522906060), (20, 444470151), (30, 296313434), (34, 261453030), (51, 174302020), (60, 148156717), (68, 130726515), (85, 104581212), (102, 87151010), (170, 52290606), (204, 43575505), (255, 34860404), (289, 30759180), (340, 26145303), (510, 17430202), (578, 15379590), (601, 14791020), (853, 10421340), (867, 10253060), (1020, 8715101), (1156, 7689795), (1202, 7395510), (1445, 6151836), (1706, 5210670), (1734, 5126530), (1803, 4930340), (2404, 3697755), (2559, 3473780), (2890, 3075918), (3005, 2958204), (3412, 2605335), (3468, 2563265), (3606, 2465170), (4265, 2084268), (4335, 2050612), (5118, 1736890), (5780, 1537959), (6010, 1479102), (7212, 1232585), (8530, 1042134), (8670, 1025306), (9015, 986068), (10217, 870060), (10236, 868445), (12020, 739551), (12795, 694756), (14501, 613020), (17060, 521067), (17340, 512653), (18030, 493034), (20434, 435030), (25590, 347378), (29002, 306510), (30651, 290020), (36060, 246517), (40868, 217515), (43503, 204340), (51085, 174012), (51180, 173689), (58004, 153255), (61302, 145010), (72505, 122604), (87006, 102170)]