80413380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{14411}}^1$

素因数の和:14457

約数の個数: 72

約数和(自身を含む): 251806464

約数和(自身を除く): 171393084

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 14411, 28822, 43233, 57644, 72055, 86466, 129699, 144110, 172932, 216165, 259398, 288220, 432330, 446741, 518796, 648495, 864660, 893482, 1296990, 1340223, 1786964, 2233705, 2593980, 2680446, 4020669, 4467410, 5360892, 6701115, 8041338, 8934820, 13402230, 16082676, 20103345, 26804460, 40206690, 80413380]

約数ペア:

[(1, 80413380), (2, 40206690), (3, 26804460), (4, 20103345), (5, 16082676), (6, 13402230), (9, 8934820), (10, 8041338), (12, 6701115), (15, 5360892), (18, 4467410), (20, 4020669), (30, 2680446), (31, 2593980), (36, 2233705), (45, 1786964), (60, 1340223), (62, 1296990), (90, 893482), (93, 864660), (124, 648495), (155, 518796), (180, 446741), (186, 432330), (279, 288220), (310, 259398), (372, 216165), (465, 172932), (558, 144110), (620, 129699), (930, 86466), (1116, 72055), (1395, 57644), (1860, 43233), (2790, 28822), (5580, 14411)]