78193944

素因数分解:

$2^3\times 3^3\times {\mathrm{563}}^1\times {\mathrm{643}}^1$

素因数の和:1221

約数の個数: 64

約数和(自身を含む): 217929600

約数和(自身を除く): 139735656

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 563, 643, 1126, 1286, 1689, 1929, 2252, 2572, 3378, 3858, 4504, 5067, 5144, 5787, 6756, 7716, 10134, 11574, 13512, 15201, 15432, 17361, 20268, 23148, 30402, 34722, 40536, 46296, 60804, 69444, 121608, 138888, 362009, 724018, 1086027, 1448036, 2172054, 2896072, 3258081, 4344108, 6516162, 8688216, 9774243, 13032324, 19548486, 26064648, 39096972, 78193944]

約数ペア:

[(1, 78193944), (2, 39096972), (3, 26064648), (4, 19548486), (6, 13032324), (8, 9774243), (9, 8688216), (12, 6516162), (18, 4344108), (24, 3258081), (27, 2896072), (36, 2172054), (54, 1448036), (72, 1086027), (108, 724018), (216, 362009), (563, 138888), (643, 121608), (1126, 69444), (1286, 60804), (1689, 46296), (1929, 40536), (2252, 34722), (2572, 30402), (3378, 23148), (3858, 20268), (4504, 17361), (5067, 15432), (5144, 15201), (5787, 13512), (6756, 11574), (7716, 10134)]