31198770

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{347}}^1$

素因数の和:406

約数の個数: 96

約数和(自身を含む): 86643648

約数和(自身を除く): 55444878

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 37, 45, 54, 74, 81, 90, 111, 135, 162, 185, 222, 243, 270, 333, 347, 370, 405, 486, 555, 666, 694, 810, 999, 1041, 1110, 1215, 1665, 1735, 1998, 2082, 2430, 2997, 3123, 3330, 3470, 4995, 5205, 5994, 6246, 8991, 9369, 9990, 10410, 12839, 14985, 15615, 17982, 18738, 25678, 28107, 29970, 31230, 38517, 44955, 46845, 56214, 64195, 77034, 84321, 89910, 93690, 115551, 128390, 140535, 168642, 192585, 231102, 281070, 346653, 385170, 421605, 577755, 693306, 843210, 1039959, 1155510, 1733265, 2079918, 3119877, 3466530, 5199795, 6239754, 10399590, 15599385, 31198770]

約数ペア:

[(1, 31198770), (2, 15599385), (3, 10399590), (5, 6239754), (6, 5199795), (9, 3466530), (10, 3119877), (15, 2079918), (18, 1733265), (27, 1155510), (30, 1039959), (37, 843210), (45, 693306), (54, 577755), (74, 421605), (81, 385170), (90, 346653), (111, 281070), (135, 231102), (162, 192585), (185, 168642), (222, 140535), (243, 128390), (270, 115551), (333, 93690), (347, 89910), (370, 84321), (405, 77034), (486, 64195), (555, 56214), (666, 46845), (694, 44955), (810, 38517), (999, 31230), (1041, 29970), (1110, 28107), (1215, 25678), (1665, 18738), (1735, 17982), (1998, 15615), (2082, 14985), (2430, 12839), (2997, 10410), (3123, 9990), (3330, 9369), (3470, 8991), (4995, 6246), (5205, 5994)]