2217420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:239

約数の個数: 72

約数和(自身を含む): 6849024

約数和(自身を除く): 4631604

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 97, 127, 180, 194, 254, 291, 381, 388, 485, 508, 582, 635, 762, 873, 970, 1143, 1164, 1270, 1455, 1524, 1746, 1905, 1940, 2286, 2540, 2910, 3492, 3810, 4365, 4572, 5715, 5820, 7620, 8730, 11430, 12319, 17460, 22860, 24638, 36957, 49276, 61595, 73914, 110871, 123190, 147828, 184785, 221742, 246380, 369570, 443484, 554355, 739140, 1108710, 2217420]

約数ペア:

[(1, 2217420), (2, 1108710), (3, 739140), (4, 554355), (5, 443484), (6, 369570), (9, 246380), (10, 221742), (12, 184785), (15, 147828), (18, 123190), (20, 110871), (30, 73914), (36, 61595), (45, 49276), (60, 36957), (90, 24638), (97, 22860), (127, 17460), (180, 12319), (194, 11430), (254, 8730), (291, 7620), (381, 5820), (388, 5715), (485, 4572), (508, 4365), (582, 3810), (635, 3492), (762, 2910), (873, 2540), (970, 2286), (1143, 1940), (1164, 1905), (1270, 1746), (1455, 1524)]