74082780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{4243}}^1$

素因数の和:4355

約数の個数: 72

約数和(自身を含む): 227087952

約数和(自身を除く): 153005172

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 97, 180, 194, 291, 388, 485, 582, 873, 970, 1164, 1455, 1746, 1940, 2910, 3492, 4243, 4365, 5820, 8486, 8730, 12729, 16972, 17460, 21215, 25458, 38187, 42430, 50916, 63645, 76374, 84860, 127290, 152748, 190935, 254580, 381870, 411571, 763740, 823142, 1234713, 1646284, 2057855, 2469426, 3704139, 4115710, 4938852, 6173565, 7408278, 8231420, 12347130, 14816556, 18520695, 24694260, 37041390, 74082780]

約数ペア:

[(1, 74082780), (2, 37041390), (3, 24694260), (4, 18520695), (5, 14816556), (6, 12347130), (9, 8231420), (10, 7408278), (12, 6173565), (15, 4938852), (18, 4115710), (20, 3704139), (30, 2469426), (36, 2057855), (45, 1646284), (60, 1234713), (90, 823142), (97, 763740), (180, 411571), (194, 381870), (291, 254580), (388, 190935), (485, 152748), (582, 127290), (873, 84860), (970, 76374), (1164, 63645), (1455, 50916), (1746, 42430), (1940, 38187), (2910, 25458), (3492, 21215), (4243, 17460), (4365, 16972), (5820, 12729), (8486, 8730)]